Author: Storer J.   Haynes J.H.  

Tags: repair manual   cars   machines  

ISBN: 978-1-56392-807-9

Year: 2010

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92037 · · t - · r .11- 2003 thru 2008 'j;;)i/1,;.. ,,,,,;,;';;;';;', f/1'.? t ' t ayne , . 4": l' '' - '\,,/ -, --_/ @ .. . .. . · ., If tI/IJ ., I fI/J Based ona complete teardown and rebuild I ,. ',. . ,.. "lit Ii .... , .. .". - -.......,. , .. ... ' IOU. . :tD'rre'.D 1s. ne -_... =".""_......,",,, - .-..- , "'- --. k, ' "\ I .. %... ", ! ,expert22 An htt rutracker.or . /_.....,t, _ ..."'......'., 1- .,' ' " " <: 'i,"e: , i ' , -"--'-:a:t:.:;:.;: r." ,::..,- ,''::'"",, ,----':.::::- , , "e"'" , , , '".." Includes essential information for today's more complex vehicles
Toyota Corolla Automotive Repair Manua.1 by Jay Storer and J.ohn H Haynes Member of the Guild of Motoring Writers Models covered: Toyota Corolla models , 2003 through 2008 Does not include information specific to XRS models (1 N3 - 92037) ABCDE FGHIJ KLMNO PO q j ,* , I . , Haynes ,g#JT "l'.V @ \ IWITS Et ' ACCESSCItII5S . ASSOCIATION MEMBER Haynes Publishin'g Group , Sparkford Nr Yeovil , omerset BA22 7 JJ England Haynes North America, Inc 861 Lawrence Drive Newbury Park , California 91320 USA
Acknowledgements Wiring diagrams provided exclusively for Haynes North America, Inc. by Solution Builders. @ Haynes North America, Inc. 2006, 2010 With permission from J.H. Hayn'es & Co. Ltd. A book in the Haynes Automotive Repair Manual Series Printed in the U.S.A. All rights reserved. No part of this book may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photo- copying, recording or by any informatiQn storage or retrieval system, with- out permissiQn in writing from the copyright holder. ISBN.13: 978-1.56392.807.9 ISBN-1 0: 1.56392-8 7-8 Library of Congress Control Num er 2009943517 While every attempt is made to ensure that the information in this man- ual is correct, no liability can be accepted by the authors or publishers for loss, damage or injury caused by any errors in, or omissions from, the information given. 10-240
Contents Introductory pages About this manual 0-5 Introduction to the Toyota Corolla 0-5 Vehicle identification numbers 0-6 , Buying parts 0-7 Maintenance techniques, tools and working facilities 0...7 Jacking and'towing 0-14 Booster battery (jump) starting 0-15 Automotive chemicals and lubricants 0-16 Conversion factors 0..17 Fraction/decimal/millimeter equivalents 0-18 Safety first! 0-19 Troubleshooting 0-20 Chapter 1 Tune-up and routine maintenance 1-1 Chapter 2 Part A Engines 2A-1 Chapter 2 Part B General engine overhaul procedures 28-1 Chapter 3 Cooling, heating and air conditioning systems 3-1 Chapter 4 Fuel and exhaust systems 4-1 Chapter 5 Engine electrical systems 5 1 Chapter 6 Emissions and engine control systems 6-1 Chapter 7 Part A Manual transaxle 7 A-1 Chapter 7 Part B tomatic transaxle 78-1 Chapter 8 Clutch and driveaxles 8-1 Chapter 9 Brakes9-1 Chapter 0 Sus'pension and steering systems 10-1 Chapter 11 Body 11-1 Chapter 12 Chassis electrical system 12 1 Wiring diagrams 12-16 Index IND-1 expert22 An http://rutracker.org
0-4 Haynes mechanic and photographer with a 2005 Toyota Corolla
About this manual 0-5 Its purpose The purpose of this manual is to help you get the best value from your vehicle. It can do so in several ways. It can help you decide what work must be done, even if you choose to have it done, by a 'dealer service depart- ment or a repair shop; it provides information and procedures for routine maintenance and servicing; and it offers diagnostic and repair procedures to follow when trouble occurs. We hope you use 'the m nual to tackle the work yourself. For many simpler jobs, doing it yourself may be quicker than arrang- ing an appointment to get the vehicle into a shop and making the trips to leave it and pick it up. More importantly, a lot of money can be saved by avoiding the expense the shop must pass on to you to cover its labor and overhead costs. An added benefit is the sense of satis- faction and accomplishment that you feel after doing the job yourself. Using the manual The manual is divided into Chapters. Each Chapter is divided into numbered Sec- tions, which are headed in bold type between horizontal lines. Each Section consists of con- secutively numbered paragraphs. At the beginning of each numbered Sec- tion you will be referred to any illustrations which apply to the procedures in that Section. The reference numbers used in illustration captions pinpoint the pertinent Section and the Step within that Section. That is, illustra- tion 3.2 means the illustration refers to Sec- tion 3 and Step (or paragraph) 2 within tnat S,ection. Procedures, once described in the text, are not normally repeated. When it's neces- sary to refer to another Chapter, the reference will be given as Chapter and Section number. Cross references given without use of the word "Chapter" apply to Sections and/or para- graphs in the same Chapter. For e ample, "see Section 8" means in the same Chapter. References to the left or right side of the vehicle assume you are sitting in the driver's seat, facing forward. .. Even though we have prepared this manual with extreme care, neither the pub- lisher nor the author can accept responsibility for any errors in, or omissions from, the infor- mation given. NOTE A Note provides information necessary to properly complete a procedure or information which will make the procedure easier to understand. CAUTION A Caution provides a special procedure or special steps which must be taken while completing th procedure where the Caution is found. Not heeding a Caution can result in damage to the assembly being worked on. . WARNING A Warning provides a special procedure or special steps which must be taken while completing the procedure where the Warning is found. Not heeding a Warning ca,n result in personal injury. Introduction to the Toyota Corolla The Toyota Corolla models covered by this manual are four-door sedans. The transversely-mounted inline four- cylinder engine' used in these vehicles is equipped with electronic fuel injection. The engine drives the front wheels through either a five-speed manual transaxle or a four-speed automatic transaxle via inde- pendent driveaxles. Independent suspension, featuring coil spring/strut damper units, is used on the front of the vehicle. The rack-and-pinion steering unit is mounted behind the engine with power- assist on most models. The rear suspension' uses coi,l-over shock absorber assemblies, connected to a pressed-steel beam-type axle. The brakes are disc a the front and drums at the rear, 'with power-assist'standard. An Anti-lock Brake System (ASS) is available on all models", with optional Electronic Brake Distribution (ESD) for better traction and han- dling. ,
0-6 Vehicle identification numbers Modifications are a continuing and unpublicized process in vehicie manufactur- ing. Since spare parts manuals and lists are compiled on a numerical basis, the individual vehicle numbers are essential to correctly identify the component required. Vehicle Identification Number (VIN) this very important identification number is stampe on the firewall in the engine com- partment, on a plate attached to the dashboard inside the windshield on the driver's side of the vehicle and, on some models, on the Vehicle Safety Certification label in the driver's door opening (see illustration): The VIN also appears on the Vehicle" Certificate of Title and Registration. It contains information such as where and when' the veh icle was manufac- bAred, the model year and the body style. ,#'", ,'# " Manufacturer's Certification Regulation label The manufacturer's Certification Regula- tion label is attached to the driver's side door end or post. The plate contains the name of the manufacturer, the month and year of production, the Gross Vehicle Weight Rat- ing (GVWR), the Gross Axle Weight Rating (GAWR) and the certification statement (see illustration). VIN model year codes One particularly important piece of infor- mation found within the VIN is the model year code. Counting from the left, the model year code designation is the 10th character in the .. VIN. . '. The Vehicle Identification Number (VIN) is visible through the driver's side of the windshield w . };..t;. ,of ,.' " Ji, ,.." , , :{ ,, ':, '-:::o:: : :-. -' . . 'W", :l : ' .' ':$' '.."11_'11 "" Location of the engine identification number On all models covered by this manual, the model year codes are: 3 ............................ 2003 4 .. ..... ..... ..... .... ....... 2004 5 ............................ 2005 6 ...'......................... 2006 7 ................... ......... 2007 8 ...........................;. 2008 Engine and transaxle identification numbers The engine code number can be found on a pad on the rear side of the block (see illustration). The transaxle identification number is located on a plate attached to the top of the transaxle case (see illustration), or stamped on the trans xle housing. Manufacturer's Certification Regulation label qIf.. \ Location of the transaxle identification number
Buying c parts 0-7 Replacement parts are available from many sources, which generally fall into one of -two categories - authorized deafer parts departments and independent retail auto parts stores. Our advice concerning these parts is as fOllows: Retail auto parts stores: Good auto parts stores will stock frequently needed com- ponents which wear out relatively fast, such as clutch components, exhaust' systems, brake parts, tune-up parts, e c. These stores often supply new or reconditioned parts on an exchange basis, which can save a con- siderable amount of money. Discount auto parts stores are often very good places to buy materials and parts needed for general vehicle maintenance such as oil, grease, fil- ters, spark plugs, belts, touch-up paint, bulbs, etc. They also usually sell tools and general accessories, have convenient hours, charge lower prices and can often be found not far from home. Authorized dealer parts department: -TJ)is is the best source for parts which are Maintenance techniques, tools and working facilities' unique to the vehicle and not generally avail- able elsewhere (such as major engine parts, transmission parts, trim pieces, etc.). Warranty information: If the vehicle is still covered under warranty, be sure that any replacement parts purchas-ed - regardless of the source - do not invalidate the warranty! To be sure of obtaining the correct parts, have engine and chassis numbers available and, if possible, take the old parts along for positive identification. ' , ,Maintenance techniques There are a number of techniques involved in maintenance and repair that will be referred to throughout this manual. Appli- cation of these techniques will enable the home mechanic to be more efficient, better organized and capable of performing the vari- ous tasks properly, which will ensure that the repair job is thorough and complete. Fasteners - Fasteners are nuts', bolts, studs and screws used to hold two or more parts together. There are a few things to keep in mind when working with fasteners. Almost all of them use a locking device of some type, either a lockwasher, locknut, locking tab or thread adhesive. AU threaded fasteners should be clean "and straight, with undam- , aged threads and undamaged corners on the hex head where the wrench fits. Develop the habit of replacing all damaged nuts and bolts with 'new ones. Special locknuts with nylon or fiber inserts can only be used once. If they are '. removed, they lose their locking ability and must be replaced with new ones. Rusted nuts and bolts should be treated with a penetrating fluid to ease removal and prevent breakage. Some mechanics use tur- pentine in a spout-type oil can, which works , quite well. After applying the rust penetrant, - let it work for a few minutes before trying to loosen the nut or bolt. Badly' rusted fasten- _ ers may have to be chiseled or sawed off or removed with a special nut breaker, available at tool stores. If a bolt or stud breaks off in an assem- bly, it can be drilled and removed with a spe- cial tQol commonly available for this purpose. Most automotive machine shops can perform this task, as well as other repair procedures, such as the repair of threaded holes that have been stripped out. Flat washers and lockwashers, when removed from an assembly, should always be replaced exactly as removed. Replace any damaged washers with new ones. Never use a lockwasher on any soft metal surface (such as aluminum), thin sheet metal or plastic. Fastener sizes For a number of reasons, automobile manufacturers are making wider and wider use of metric fasteners. Therefore, it is impor- tant to be able to tell the -difference between standard (sometimes called 'U.S. or SAE) and metric hardware, since they cannot be inter- changed. All bolts, whether standard or metric, are sized according to diameter, thread pitch and length. 'For example, a standard 1/2 - 13 x 1 bolt is 1/2 inch in diameter, has 13 threads per inch and is 1 inch long. An M12 - 1.75 x 25 metric bolt is 12 mm in diameter, has a thread , pitch of 1.75 mm (the distance between threads) and is 25 mm long. The two bolts are nearly identical, and easily confused, but they are not interchC1lngeable. ' In addition to the differences in diameter, thread pitch and length, metric and standard bolts can also be distinguished by examining the bolt heads. To, begin with, the distance across the flats on a standard bolt head is measured in inches, while the same dimen- sion on a metric bolt is sized in millimeters,
0-8 Maintenance techniques, tools and working facilities (the same is true for nuts). As a result, a stan- dard wrench should not be used on a metric bolt and a metric wrench should not be used on a standard bolt. Also, most standard bolts have slashes radiating out from the cen- , ter of the head 'to denote the grade or strength of the bolt, which is an indication of tlie amount of torque that can be applied to it. The greater the numQer of slashes, the greater the strength of the bolt. Grades 0 through 5 are commonly used on automobiles. Metric bolts have a property class (grade) number, rather than a slash, molded into their heads to indi- cate bolt strength. In this case, the higher the number, the stronger the bolt. Property class numbers 8.8, 9.8 and 10.9 are commonly used on automobiles. Strength markings can also be used to distinguish standard hex nuts from metric hex nuts. Many standard nuts have dots stamped into one side, while metric nuts are marked with a number. The gres'ter the number of dots,'or the higher the number, the greater the strength of the nut. Metric studs are also marked on their ends according to property class (grade). Larger studs are numbered (the same as met- ric bolts), while smaller studs carry a geomet- ric code to denote grade. It should be noted that many fasteners, especially Grades 0 through 2, have no dis- tinguishing marks on them. When such is the case, the only way to determine whether it is standard or metric is to measure the thread pitch or compare it to a known fastener of the same size. Standard fasteners are often referred to as SAE, as opposed to metric. However, it should be noted that SAE technically refers to a non-metric fine thread fastener only. Coarse thread non-metric fasteners are referred to as USS sizes. Since fasteners of the same size (both standard and metric) may have different strength rati gs, be sure to reinstall any bolts, studs or nuts removed from your vehicle in their original locations. Also, when replacing a fastener with a new one, make sure that the new, one has a strength rating equal to or greater than the original. Tightening sequences and procedures Most threaded fasteners should be tight- ened to a specific torque value (torque is the twisting force applied to a threaded compo- nent such as a nut or bolt). Overtightening the fastener can weaken it and cause it to break, while undertightening can cause it to even- tuallycome loose. Bolts, screws' and studs, depending on the material they are made of and their thread diameters, have specific torque values, many of which are noted in the Specifications at the beginning of each Chap- ter. Be sure to follow the torque recommen- dations closely. For fasteners not assigned a Grade 1 or 2 GradeS Grade 8 ,BOlt strength marldngfstandardl8AElUSS; bottom", metric) Grade, ldentificatian Hex NUt G_,6 3 Dots Hex Nut, Grade .. : V'--_ . _ :¥ \_ .,:.W);' C- : ." ?- .. W :: : .f,." :i/..." ,; ..;_. "__ \ 6 Dots, Standard,hex,!,ut etrenGth .Q1arl(ir:ags Grade Hex Nut perty 018889 Hex Nut PropertY 01a$810 Identification Arabic 9 Ctau 1 0..9 ArabIc 10 Class 9 8 Class 8.8 Metric hex nut strength markings Metric: &tud U' , rtJ$rldl1_ It)O 1: -t:
0-9 'Main.tenance techniques, tools and working facilities specific torque, a general torque value chart is presented here as a guide. These torque va,lues are for dry (unlubricated) fasteners threaded into steel or cast iron' (not alumi- . num). As was previously'mentioned, the size and grade of a fastener determine the amount of torque that can safely be applied to it. The figures listed here are approximate for Grade 2 and Grade 3 fasteners. Higher grades can tolerate higher torque values. Fasteners laid out in a pattern, such as been tightened one f,-,II turn, return to the first one and tighten them all one-half turn, follow- ing the same pattern. Finally, tighten each of them one-quarter turn at a time until each fas- tener. has been tightened to the proper torque. 'To loosen and remove the fasteners, the pro- cedure would be reversed. cylinder head bolts, oil pan bolts, differential cover bolts, etc., must be loosened or tight- ened in sequence to avoid warping the com- ponent. This sequence will normally be shown in the appropriate Chapter. If a specific pat- tern is not given, the following procedures can be used to prevent warping. , Inittally, the bolts or nuts should be assembled finger-tight only. Next, they should be tightened 'one full turn each, in a criss- cross or diagonal pattern. After each one has Component disassembly Component disassembly shOuld be done w th care and purpose to help ensure that Metric thread sizes M-6 .. ..... .. . .... .,................ .......... .................... M-8 ............................................................... M-1 0 ............................................................. M-12 ............................................................. M-14 ............................................................. Pipe thread sizes 1/8 ......... ........................................ ....... ........ 1/4 ......:........................... ......... ..................... 3/8 ........................................ .;........... ... ........ 1/2 ;............................................................... U.S. thread sizes 1/4 - .20 ..............................................,............ 5/16 - 18........... ..'......... ... .......... .... ....... ...... ... 5/16 - 24....................................................... 3/8 ":' 16 ................... ...... .......... ......... ........ ...... 3/8 - 24 ......................................................... ,7/16 - 14....................................................... 71-16 - 20 ......'.......................................,.«......«. , 1/2 - 13.......................................,.................. Ft-Ibs 6t09 14 to 21 28 to 40 50 to 71 80 to 140 Nm 9 to 12 19 to 28 38 to 54 68 to 96 109 to '154 5t08 12 to 18 22 to 33 25 to 35 7 to 10 17 to 24 ' 30 to 44 34 to 47 6t09 12 to 18 14 to 20 22 to 32 27 to 38 40 to 55 40 to 60 55 to 80 9 to 12 17 to 24 19 to 27 30 to 43 . 37 to 51 55 to 74 55 to 81 75 to 108 ..,LT ... " ,.,""""',.,..,',.,",.,.."""..-, hi : it ,, )! · D ' ;.: .;. o{- ': i- f -. ..'t U JJ'}"_ 'U -4 _ . , ,>' ""'" n ,;; ... :- ,... .. " " ft, 0 ,..' I G, p '.. .. H" J L L _ _. u. ._ _"' 1000tliAYNE$I Metric bolt dimensions/grade marks Standard (SAE and USS) bolt dimensions/grade marks " G Grade marks (bolt strength) L Length (in inches) T Thread pitch (number of threads per inch) D Nominal diameter (in inches) \ P Property class (bolt strength) L Length (in. millimeters) T Thread pitch' (distance between threads in millimeters) D Diameter
O 10 Maintenance techniques, ,tools and working facilities ;;: " ;, ; ' (, "" ..., L "" .. . .,;&.tf: , , ,4." m" % 1 : '''.''1* ......'.: Micrometer set the parts go back together properly. Always keep track of the sequence in which parts are removed. Make note of special character- istics or marks on parts that can be installed more than one way, such as a' grooved thrust washer on a shaft. It is a good idea to lay the disassembled parts out on a clean surface in the order that they were removed. It may also be helpful to make sketches or take instant photos of components before removal. When removing fasteners from a compo- nent, keep track of their locations. Sometimes threading a bolt back in a part, or putting the washers and nut back on a stud, can prevent mix-ups later. If nuts and bolts cannot be , returned to their original locations, they should be kept in a compartmented box or a series of small boxes. A cupcake o muffin tin is ideal for this purpose, since each cavity can hold the bolts and nuts from a particular area (I.e. oil pan bolts, valve cover bolts, engine mount bolts, etc.). A pan of this type is especially helpful when working on assemblies with very small parts, such as the carburetor, alternator, valve train or interior dash and trim pieces. The cavities can be marked with paint or tape to identify the contents. " Whenever wiring looms, harnesses or connectors are separated, it is a good idea to identify the two halves with numbered pieces of masking tape so they can be easily recon- nected. Gasket sealing surfaces Throughout any vehicle, gaskets are used to seal the m@tingsurfaces between two parts and keep lubricants, fluids, vacuum or pressure contained in an ,as ,embly. Many times these gaskets are coated with a liquid or paste-type gasket sealing compound before' assembly. Age, heat and pressure can sometimes cause the two parts to stick together so tightly that they are' very difficult to separate. Often, the assembly can be loosened by striking it with a soft-face hammer near the mating surfaces. A regular hammer can be used if a block of wood is placed between the hammer and the part. Do not hammer on cast parts or parts that could be easily damaged. With any particularly stub- born part, always recheck to make sure that every fastener has been removed. Avoid using a screwdriver or bar to pry apart an assembly, as they can easily mar the gasket sealing surfaces of the' parts, which must remain smooth. If prying is absolutely necessary, use an old broom handle, but keep in mind that 'extra clean up will be necessary if the wood splinters. After the parts are separated, the. old gasket must be carefully scraped off and the gasket surfaces cleaned. Stubborn gasket material can be so ked with rust penetrant or treated with a special chemical to soften it so it can be easily scraped off. Caution: Never use gasket removal solutions or caus- tic chemicals on plastic or other composite components. A scraper can be fashioned from a piece of copper tubing by flattening and sharpening one end. Copper is recommended because it is usually softer than the surfaces to be scraped, which reduces the chance of gouging the part. Some gaskets can be 'removed with a wire brush, but regardless of the method used, the mating surfaces must be left clean and smooth. If for some reason the gasket surface is gouged, then a gasket sealer thick enough to fill scratches will have to be used during reassembly of the compo- nents. For most applications, a non-drying (or semi-drying) gasket sealer should be used. Hose removal tips Warning: If the vehicle is equipped with air conditioning, do not disconnect any of the AlC - hoses without first having the system depres- surized by a dealer serviC?e department or a service station. Hose removal precautions closely par- allel gasket removal precautions. Avoid scratching or gouging the surface that the hose mates against or the connection may leak. This is especially true for radiator hoses. Because of various chemical reactions, the rubber in hoses can bond itself to the metal spigot that the hose fits over. To remove Dial indicator set a hose, f;rst loosen the hose clamps that secure it to the spigot. Then, with slip-joint pli- ers, grab the hose at the clamp and rotate it around the spigot. Work it back and forth until it is completely free, then pull it off. Silicone or other lubricants will ease removal if they can be applied between the hose and the out- side of the spigot. Apply the same lubricant to the inside of the hose and the outside of the spigot to simplify installation. As a last resort (and if the hose is to be replaced with a new one anyway), the rubber can be slit with a knife and the hose peeled from the spigot. If this must be done, be care- 'ful that the metal connection is not damaged. If a hose clamp is broken or damaged, do not reuse it. Wire-type clamps usually weaken with age, so it is a good idea to replace them 'with screw-type clamps whenever a hose is removed. Tools A selection of good tools is a basic requirement for anyone who plans to main- , tain and repair his or her own vehicle. For the owner who has ,few tools, the initial invest- ment might seem high, but when compared to the spiraling costs of professional auto main- tenance and repair, it is a wise one. To help the owner decide which tools are needed to perform the tasks detailed in this manual, tne following tool lists are offered: Maintenance and minor repair, Repair/over- haul and Special. The newcomer to practical mechanics should start off with the maintenance and minor repair tool kit, which is adequate for the simpler jobs performed on a vehicle. Then, as confidence and experience grow, the owner can tackle more difficult tasks, buying addi- tional tools as they are needed. Eventually the basic kit will be expanded into the, repair and , overhaul tool set. Over a period of time, the experienced' do-it-yourselfer win assemble a tool set complete enough for most repair and overhaul procedures and will add tools from the special category when it is felt that the expense is justified by the frequency of use. _
Maintenance techniques, tools and working facilities Dial caliper Compression gauge with spark plug hole adapter Hydraulic lifter removal tool Ridge reamer Hand-operated vacuum pump Damper/steering wheel puller Valve spring compressor Piston ring groove cleaning tool 0-11 Timing light General purpose puller Valve spring compressor Ring removal/installation tool
0-12 Maintenance techniques, tools and working facilities Ring compressor I I I i I I . ',,,,,,,!:'M':;;::'''- .: " : Jc' , '/'_ ' " i...«' . .;.(,W " If Y" 'j " '& , 't , ' , 2! , .. r:?' ". '. : . .... ::f.. '. . " ... ;: i , i-ff:< . .. " 'l.c; " ..'1:i! .. ..t1." :;.:: """'"'J'¥ ..., "-"" ..'_".c -i>.,,:-"". -,:. ' "'-"';':n_. Torque angl gauge Maintenance and minor repair tool kit The tools in this list shQuld be consid- ered the minimum required for performance of routine maintenance, servicing and minor repair work. We recommend the purchase of combination wrenches (box-end and open- end combined in one wrench). While more expensive than open end wrenches, they offer the advantages of both types of wrench. Combination wrench set (1/4-inch to 1 inch or 6 mm to 19 mm) Adjustable wrencl1, 8 inch Spark plug wrench with rubber insert Spark plug gap adjusting tool Feeler gauge set Brake bleeder wrench Standard screwdriver (5/16-inch x 6 inch) Phillips screwdriver (No.2 x 6 inch) Combination pliers - 6 inch Hacksaw and assortment of blades Tire pressure gauge Grease gun Oil can Fine emery cloth Wire brush Battery post and cable cleaning tool Oil filter wrench Funnel (med!um size) Safety goggles Jackstands (2) Drain pan Cylinder hone !!; ;" ... l t l, I I iO t .J ;iJ I A vn : w: Clutch plate alignment tool Note: If basic tune-ups are going to be part of routine maintenance, it will be necessary to purchase a .good quality stroboscopic tim- ing light and combination tachometer/dwell meter. Although they are included in the list of special tools, it is mentioned here because they are a s(jJutely necessary for tuning most vehicles properly. Repai,r and overhaul tool set These tools are essential for anyone who plans to perform major repairs and are in addition t<? those in the maintenance and minor repair tool kit. Included is a comprehen- sive set of sockets which, though expensive, are invaluable because of their versatil- ity, especially when various extensions and drives are available. We recommend the 1/2- !nch drive over the 3/8-inch drive. Although -the larger drive is bulky and more expensive, it has the capacity of accepting a very wide range of large sockets. Ideally" however, the mechanic should have a 3/8-inch drive set and a 1/2-inch drive set. Socket set(s) Reve sibJe ratchet Extension:' 10 inch Universal joint Torque wren h (sam size drive as sockets) Ball peen hammer - 8 ounce Soft-face hammer (plastic/rubber) Standard screwdriver (1/4-inch x 6 inch) Brake hold-down spring tool , H Tap and die set Standard screwdriver (stubby - 5/16-inch) Phillips screwdriver (No. 3 x 8 inch) Phillips screwdriver (stubby - No.2) Pliers - vise grip Pliers - /ineman s Pliers - needle nose Pliers - snap-ring (internal and externaQ Cold chisel - 1/2-inch Scribe Scraper (made from flattened copper tubing) Center punch Pin punches (1/16, 1/8,\3/16-inch) Steel rule/straightedge - 12 inch Alien wrench set (1/B to 3lB-inch or 4 mm to 10 rom) A selection of files Wire brush (large) Jackstands (second set) Jack (scissor or hydraulic type) Note: Another tool which is often useful is an electric drill with a chuck capacity of 3/8-inch and a set of good quality drill bits. Special tools The tools in this list include those which are not used regularly, are expensive to buy, or which need to be used in accordance with their manufacturer's instructions. Unless these tools will be used frequently, it is not veryeconomi- cal to purchase many of them. A consideration would be to split the cost and use between yourself and a friend or friends. In addition,
M,aintenance techniques, tools and working facilities 0-13 most of these tools can be obtained from a tool rental shop on a temporary basis. This list primarily contains only those tools and instruments widely available to the public, and not those special tools produced by the vehicle manufacturer for distribution to dealer service departments. Occasionally, references to the manufacturer's special tools are included in the text of this manual. Gen- erally, an alternative method of doing the job without the special tool is offered. However, sometimes there is no alternative to their use. Where this is the case, and the toot cannot be purchased or borrowed, the work should be turned over to the dealer service department or an automotive repair shop. Valve spring compressor Piston ring groove cleaning tool Piston ring compressor Piston ring installation tool Cylinder compr ssion gauge Cylinder ridge reamer Cylinder surfacing hone Cylinder bore gauge Micrometers and/or dial calipers Hydraulic lifter removal tool Balljoint separator UniversaJ:-type puller Impact screwdriver Dial indicator set Stroboscopic timing light (inductive pick-up) Hand operated vacuum/pressure pump Tachometer/dwell meter ' Universal electrical multi meter Cable hoist Brake spring removal- and installation tools Floor jack Buying tools For the do-it-yourselfer who is just start- ing to get involved in vehicle maintenance and repair, there are a number of options av ilable when purchasing tools If maintenance and minor repair is the extent of the work to be . done, the purchase of individual tools is satis- factory. If, on the other hand, extensive work is planned, it would be a good idea to purchase a modest tool set from one of the large retail chain stores. A set can usually be bought at a substantial savings over the individual tool prices, and they often come with a tool box. As additional tools, are needed, add-on sets, individual tools and a larger tool box can be purchased to expand the tool selection. Build- ing a tool set gradually allows the cost of the tools to be. spread over a longer period of time and gives the mechanic the freedom to choose only those tools that will actually be used. Tool stores will often be the only source of some of the special tools that are needed, b':Jt regardless of where t90ls are bought, try to avoid cheap ones, especiaily when buying screwdrivers and sockets, because they won't 'Iast very long. The expense involved in replac- ing cheap tools will eventually be greater than the initial cost of quality tools. Care and' maintenance of tools Good tools are expensive, so it makes sense to treat them with respect. Keep them clean and in usable condition and store them properly when not in use. Always wipe off -any dirt, grease or metal chips before putting them away. Never leave tools lying around in the work area. Upon completion of a job, always check closely under the hood for tools that may have been left there so they won't get lost during a test drive. Some tools, such as screwdrivers, pli- ers, wrenches ,and sockets, can be hung on a panel mounted on the garage Qr workshop wall, while others should be kept in a tool box or tray. Measuring instruments, gauges, meters, etc. must be carefully stored where they cannot be damaged by weather or impact from other tools. When tools are used with care and stored properly, they will last a very long time. Even with the best of care, though, tools will w.ear out if used frequently. When a tool is damaged or worn out, replace it. Subsequent jobs will be, safer and more enjoyable if you do. How to repair damaged threads Sometimes, the internal threads of a nut or bolt hole can become stripped, usually from overtightening. Stripping threads is an all-too- common occurrence, ,especially when work- ing' with aluminum parts, because aluminum is so soft that it easily strips out. Usually, external or internal threads are only partially stripped. After - they've been cleaned up with a tap or die, they'll still work. Sometimes, however, threads are badly dam- aged. When this happens, you've got three choices: 1) Drill,and tap the hole to the next suitable oversize and install a larger diameter bolt, screw or stud. 2) Drill and tap the hole to accept a threaded plug, then drill and tap the plug to the original screw size. You can also buy a plug already threaded to the origi- nal size. Then you simply drill a hole to the specified size, then run the threaded plug into the hole with a bolt and jam nut. Once the pJug is fully seated, remove the jam nut and bolt. 3) The third method uses a patented thread repair kit like He/i-Coil or SJimsert. these easy-to-use kits are designed to repair damaged threads in straight-through holes and blind holes. Both are avail- able as kits which can handle a variety of sizes and thread patterns. Drill the hole, tflen tap it with the special included tap. Install the Heli-Coil and the hole is back to its original diameter and thread pitch. Regardless of which method you use, be sure to proceed calmly and carefully. A Httle impatience or carelessness during one of these relatively simple procedures can ruin your whole day's work and cost you a bundle if you wreck an expensive part. Working facilities Not to be overlookeq when discussing tools is the workshop. If anything more than routine maintenance is to be carried out, some sort of suitable work area is essential. It 'is understood, and appreciated,' that many home mechanics do not have a good workshop or garage available, and end up removing an engine or doing major repairs outside. It is recommended, however, that the overhaul or repair be completed under the cover of a roof. A clean, flat workbench or tab1e of com- fortable working height is an absolute neces- sity. The workbench should be equipped with a vise that has a jaw opening of at least four inches. As, mentioned previously, some clean, dry storage space is also required for too.ls, as well as the' lubricants, fluids,cl aning sol- vents, etc. which soon become necessary. Sometimes waste oil and fluids, drained from the engine or cooling system during normal maintenance or repairs, present a disposal problem. To avoid pouring them on the ground or into a sewage system, pour the used fluids into large containers, seal them with caps and take them to an authorized disposal site or recycling center. Plastic jugs, such' as old antifreeze containers, are ideal for this purpose. Always keep a supply of old newspa- pers and clean rags available. Old towels are excellent for mopping up spills. Many mechanics use rolls of paper towels for most work because they are readily available and disposable. To help keep the area under the vehicle clean, a large cardboard box can be cut open and' flattened to protect the garage or shop floor. Whenever working over a painted sur- face, such as when leaning over a fender to service something under the hood, a,lways cover it with an old blanket or bedspread to protect the finish. Vinyl covered' pads, made especially for this purpose; are 'available at auto parts stC?res.
0-14 Jacking and to. . Ing Jacking Warning: The jack supplied with the vehicle should only be used for changing a tire or placing jackstands under the frame. Never work under the vehicle or start the engine while this jack is being used as the only means of support. The vehicle should be on level ground. Place the shift lever in Park, if you have an automatic, or Reverse if you have a manual transaxle. Block the wheel diagonally oppo- site the wheel being changed. Set the parking brake. Remove the spare tire and jack from stowage. Remove the wheel cover and trim ring (if so equipped) with the tapered end of the lug nut wrench by inserting and twisting the handle and then prying against the back of the wheel cover. Loosen, but do not remove, the lug nuts (one-half turn is sufficient). Place tne scissors-type jack under the side of the vehicle and adjust the jack height until it fits between the notches in the verti- cal rocker panel flange nearest the wheel to be changed. There is a front and rear jacking point on each side ot'the vehicle (see illustra- tion). Turn the jack handle clockwise until the tire clears the ground. Remove the lug nuts and pull the wheel off. Replace it with the spare. I nstall the lug nuts with the beveled edges facing in., Tighten them snugly. Don't attempt to tighten them completely ,until the vehicle is lowered or it could slip off the jack. Turn the jack handle counterClockwise to lower the vehicle. Remove the jack and tighten the lug nuts in a diagonal pattern. Install the cover (and trim ring, if used) and be sure it's snapped into place all the way around. Stow the tire, jacJ< Cilnd wrench. Unblock the wheels. j"' Towing The manufacturer does not recommend towing except with a towing dolly under the front wheels. In an emergency the vehicle can be towed a short distance with a cable or chain attached to one of the towing eyelets located under the front or rear bumpers following the precautions above. The driver must remain in the vehicle to operate the steering and brakes (remember that power steering and power brakes will not work with the engine off). The jack fits over the rocker panel flange, between the two notches (there are two jacking points on l each side of ,the vehicle) , ! .,
,0-15 Booster battery (jump) starting . . Observe these precautions when using a booster battery to start a vehicle: . a) . Befqre ' connecting the booster battery, make sure the ignition switch is in the Off position. b), Turnoff the lights, heater and other electrical loads. c) Your eyes should be shielded. Safety goggles are a good idea. d) Make sure the booster battery is the same voltage as the dead one in the vehicle. e) The two vehicles MUST NOT TOUCH each other! f) Make sure the transaxle is in Neutral (manual) or Park (auto- matic). g) If the booster battery is not a maintenance-free type, remove the vent caps and lay a cloth over the vent holes. Connect the red jumper cable to the positive (+) terminals of each battery (see illustration). Connect one end of the black jumper cable to the negative (-) ter- minal of the booster battery. The other end of this cable should be con- nected to a good ground on the vehicle to be started, such as a bolt or bracket on the body. Start the engine using the booster battery, then, with the engine running at ,idle speed, disconnect the jumper cables in the reverse order of connection. Dead battery 1 Booster battery 2 4 )Q&.3ftAVNUJ --- -- ' Make the booster battery cable connections in the n_umerical order shown (note that the negative cable of the booster battery is NOT att ched to the negative terminal of the' dead battery)
0-1,6 Automotive chemicals and lubricants A number of automotive chemicals and lubricants are available for use during vehicle maintenance and repair. They include.a wide variety of products ranging from cleaning sol- vents and degreasers to lubricants and pro- tective sprays for rubber, plastic and vinyl. Cleaners Carburetor cleaner and choke cleaner is a strong solvent for gum, varnish and car- bon. Most carburetor cleaners leave a dry-type lubricant film which will not harden or gum up. Because of this film it is not recommended for use on electrical components. Brake system cleaner is used to remove brake dust, grease and brake fluid from the brake system, where dean surfaces are absolutely necessary. It leaves no residue and often eliminates brake squeal caused by contaminants. Electrical cleaner removes oxidation, corrosion an carbon deposits from electrical contacts, restoring full current flow. It can also . be used to clean spark plugs, carburetor jets, voltage regulators and other parts where an oil-free surface is desired. Demoisturants remove water and mois- ture from electrical components such as alter- nators, voltage regulators, electrical connec- tors and fuse blocks. They are non-conductive and non-corrosive. Degreasers are heavy-duty solvents used to remove grease from the outside of the engine and from chassis components. They can be sprayed or brushed on and, depending on the type, are rinsed off either with water or solvent. Lubricants Motor oil is the lubricant formulated for use in engines. It normally contains a wide variety of additives to prevent corrosion and reduce foaming, nd wear. Motor oil comes in various weights (viscosity ratings) from 0 to 50. - The recommended weight of the oil depends on the season, temperature and the demands on the engine. Light oil is u.sed in cold climates and under light load conditions. Heavy oil is , used in hot climates and where high loads are encountered. Multi-viscosity oils are designed to have characteristics of both light and heavy oils and are available ,in a number of weights from OW-20 to 20W-50. Gear 011 is designed to be used in dif- ferentials, manual transmissions and other areas where high-temperature lubrication is required. Chassis and wheel bearing grease is a heavy grease used where increased loads and friction are encountered, such as for wheel bearings, balljoints, tie-rod ends and universal joints. HIgh-temperature wheel bearing grease is designed to withstand' the extreme temperatures encountered by wheel bearings in disc brake equipped vehicles. It usually contains molybdenum disulfide (moly), which is a dry-type lubricant. White grease is a heavy grease for metal-to-metal applications where water is a problem. White grease stays soft under both low and high temperatures (usually from -100 to + 190-degrees F), and will not wash off or dilute in the presence of water. Asse,!,bly lube is a special extreme pressure lubricant, usually containing moly, used to lubricate high-load parts (such as main and rod bearings and cam lobes) for initial start-up of a new engine. The assem- bly lube lubricates the parts without being. squeezed out or washed away until the engine oiling system begins to function. Silicone lubricants are used to protect rubber, plastic, vinyl and nylon parts. Graphite lubricants are used where /oils cannot be used due to cO,ntamination prob- lems, such as in locks. The dry graphite will lubricate metal parts while remaining uncon- taminated by dirt, water, oil or acids. It is,elec- trically conductive and will not foul electrical contacts in locks such as the ignition switch. Moly penetrants loosen and lubricate frozen, rusted and corroded fasteners and prevent future rusting or freezing. Heat-sink grease is a special electri- cally non-conductive grease that is used for mounting electronic ignition .modules where it is essential that heat is transferred away from the module. Sealants RTV- seala!"t is one of the most widely used gasket compounds. Made from silicone, RTV is air curing, it seals, bonds, waterproofs, fills surface irregularities, remains flexible, doesn't shrink, is relatively easy to remove, and is used as a supplementary sealer with almost all low and medium temperature .gas- kets. Anaerobic sealant is much like RTV in t1)at it can be used either to seal gaskets or to form gaskets by itself. It remains flexible, is solvent resistant and fills surface imperfec- tions. The difference between an' anaerobic sealant and an RTV-type sealant is in the cur- ing. RTV cures when exposed to air, while an anaerobic sealant cures only in the absence of air. This means that an anaerobic sealant cures only after the assembly of parts, sealing them tOgether. Thread and pipe sealant is used for sealing hydraulic and pneumatic fittings and vacuum lines. It is usually made from a Teflon compound, and comes in a spray, a paint-on liquid and as a wrap-around tape. ' Chemicals Anti-seize compound prevents seiz- ing, galling, cold welding, rust and corrosion in- fasteners. High-temperature ant-seize, usu- ally made with copper and graphite lubricants, is used for exhaust system and exhaust mani- fold bolts. Anaerobic locking compounds are used to keep fasteners from vibrating or work- ing loose and cure only after ,installation, in the absence of air. Medium strength locking compound is used for small nuts, bolts and screws that may be removed later. High- strength locking compound is for large nuts, bolts and studs which aren't removed on a regular basis. Oil additives range from viscosity index improvers to chemical treatments that claim to reduce internal engine friction. It should be noted that most oil manufacturers caution against using additives with their oils. Gas additives perform several func- tions, depending on their chemical makeup. They usually contain solvents that help dis- solve gum and varnish that build up on car- buretor, fuel injection and intake parts. They also serve to break down carbon deposits that form on the inside surfaces of the combus- tion chambers. Some additives contain upper cylinder lubricants for valves and piston rings, and others contain chemicals to remove con- densation from the gas tank. Miscellaneous 'Brake fluid' is specially formulated hydraulic fluid that can withstand the heat and pressure encountered in brake systems. Care ' must be taken' so this' fluid does not come in contact with painted surfaces or plastics. An opened container should always be resealed to prevent contamination by water or dirt. Weatherstrip adhesive is used to bond weatherstripping around doors, windows and . trunk lids. It is sometimes used to attach trim pieces. Undercoating is a petrole'um-based, tar-like substance that is designed to protect metal surfaces on the underside of the vehicle from corrOsion. It also acts as a sound-dead- .ening agent by insulating the bottom of the vehicle. Waxes and polishes are used to help protect painted and plated surfaces from the weather. Different types, of paint may require the use of different types of wax and polish. Some polishes utilize a chemical or abrasive cleaner to help remove the top layer of oxi- dized (d.ull) paint on older vehicles. In recent years many non-wax polishes that contain a wide variety of chemicals such as polymers and silicones have been introduced. These non-wax polishes are usually easier to apply and last longer than conventional' waxes and polishes. -
0-17 Conversion factors Length (distance) Inches '(in) X 25.4 == Millimeters (mm) , X 0.0394 == I nches (in) Feet (ft) X 0.305 == Meters (m) X 3.281 == Feet (ft) Miles .. X 1.609 == Kilometers (km) X 0.621 = Miles Volume (capacity) X 16.387 == Cubic centimeters (cc; cm 3 ) == Cubic inch s (cu in;, in 3 ) Cubic inches (cu In; In 3 ) X 0.061 I mperlal pints (I mp pt) X 0.568 == Liters (I) X ' 1.76 = Imperial pints (Imp pt) Imperial quarts (Imp qt) X 1.137 = Liters (I) X 0.88 = Imperial quarts (Imp qt) , Imperial quarts (Imp qt) X 1.201 == US quarts (US qt) X 0.833 = I mperial quarts (Imp qt) US quarts (US qt) X 0.946 = Liters (I) X 1.057 == US quarts (US qt) Imperial gallons (Imp gal) X 4.546 == Liters (I) X 0.22 == Imperial gallons (Imp gal) Imperial gallons (I mp gal) X 1 .201 == US gallons (US gal) X 0.833 == Imperial gallons (Imp gal) US gallons (US gal) X 3.785 == Liters (I) X 0.264 == US gallons (US gal) M ss (weight) = Ounces (oz) Ounces (oz) X 8.35 == Grams (g) X 0.035 Pounds (lb) X 0.454 = Kilograms (kg)' X 2.205 == Pounds (lb) Force Ounces-force (ozf; oz) ,X 0.278 == Newton (N) X 3.6 - == Ounces-force (ozf; oz) Pounds-force Ubf; Ib) X 4.448 == Newtons (N) X 0.225 == Pounds-force Ubf; Ib) Newtons (N) X 0.1 == Kilograms-force (kgf; kg) X 9.81 == Newtons (N) , Pressure Pounds-force per square inch X 0.070 == Kilograms-:-force per square X 14.223 == Pounds-force per square inch (psi; Ibf/in 2 ; Ib/in 2 ) centimeter (kgf/em 2 ; kg/em 2 ) (psi; Ibf/in 2 ; Ib/in 2 ) Pounds-force per square inch X 0.068 == Atmospheres (atm). X 14.696 == Pounds-force ,per square inch (psi; Ibf/in 2 ; Ib/in 2 ) (psi; Ibf/in 2 ; Ib/in 2 ) Pounds-force per square inch X 0.069 == Bars X 14.5 = Pounds-force per square inch (psl;lbf/in 2 ; Ib/in 2 ) (psi; Ibf/in2; Ib/in 2 ) Pounds-force per square inch X 6.895 == Kilopascals (kPa) X o. 146 == Pounds-force per square inch (psi; Ibf/in 2 ; Ib/in 2 ) (psi; Ibf/in 2 ; Ib/in 2 ) KUopascals (kPa) X 0.01 = Kilograms-force per square X 98.1 == Kilopascals (kPa) centimeter (kgf/cm 2 ; kg/cm 2 ) Torque (moment' of force) Pounds-force inches X 1 . 1 52 == Kilograms-force centimeter X 0.868 Pounds-force inches Ubf in; Ib in) (kgf em; kg em) (Ibf in; Ib in) Pounds-force inches X o. 113 == Newton meters (Nm) X 8.85 == Pounds-:-force inches (lbf in; Ib in) Ubf in; Ib in) Pounds-force inches X 0.083 == Pounds-force feet (lbf ft; Ib ft) X, 12 == Pounds-force inches (lbf in; Ib in) (lbf in; I in) Pounds-force feet (lbf ft; Ib ft) X 0.138 -:- Kilograms-force meters X 7.233 = Pounds-force feet Ubf ft; Ib ft) , " (kgf m; kg m) Pounds-force feet Ubf ft; Ib ft) X 1 .356 == Newton meters (Nm) X 0.738 = Pounds-force feet Ubf ft; Ib ft) Newton meters (Nm) X 0.102 = Kilograms-force meters X 9.804 == Newton meters (Nm) (kgf m; kg'm) Vacuum Inches mercury (in. Hg) X 3 377 = Kilopascals (kPa) X 0.2961 = Inches mercury Inches mercury (in. Hg) X 25.4 = Millimeters mercury (mm Hg) X 0.0394 = Inches mercury Power Horsepower (hp) X 745.7 = Watts (W) X 0.0013 == Horsepower (hp) Velocity (speed) Miles per hour (miles/hr; mph) X 1.609 == Kilometers per hour (km/hr;- kph) X, 0.621 = Miles per hour (miles/hr; mph) Fuel consumption* Miles per gallon, Imperial (mpg) X 0.354 == Kilometers per liter (km/l) X 2.825 == Miles per gallon, Imperial (mpg) ,Miles per gallon, US (mpg) X 0.425 = Kilometers per liter (km/I) X 2.352 ' == Miles-per garton, US (mpg) Temperature Degrees Fahrenheit == (0 C x 1.8) + 32 Degrees Celsius (Degrees Centigrade; °C) == (6 F - 32) ,x ,0.66 .It Is common practice to convert from miles per gallon (mpg) to liters/100 kilometers (1/100km), where mpg (Imperial) x 1/100 km == 282 and mpg (US) x 1/100 km == 235
O 18 DECIMALS to MILLIMETERS Decimal mm Decimal mm 0.00 1 0.0254 0.500 12.7000 0.002 0.0508 0.510 12.9540 0.003 0.0762 0.520 13.2080 0.004 0.1016 0.530 13.4620 0.005 ,0.1270 0.540 13.7160 0.006 0.1524 0.550 13.9700 0.007 0.1778' 0.560 14.2240 0.008 0.2032 , 0.570 14.4780 0.009 0.2286 0.580 14.7320 0.010 0.2540 0.590 14.9860 -, 0.020 0.5080 0.030 0.7620 0.040 1.0160 0.600 15.2400 0.050 1.2700 0.610 15.4940 0.060 1.5240 0.620 15.7480 0.070 1.7780 0.630 16.0020 0.080 2.0320 0.640 16.2560 0.090 2.2860 0.650 16.5100 0.660 16.7640 0.100 2.5400 0.670 17.0180 0.110 2.7940 0.680 17.2720 0.120 3.0480 0.690 17.5260 0.130 3.3020 0.140 3.5560 0.150 3.8100 0.160 4.0640 t).700 17.7800 0.170 4.3180 0.710 18.0340 0.180 4.5720 0.720 18.2880 ' 0.190 4.8260 0.730 18.5420 0.740 18.7960 0.200 "5.0800 0.750 19.0500 0.210 5.3340 0.760 19.3040 0.220 5.5880 0.770 19.5580 0.230 5.8420 0.780 19.8120 0.240 6.0960 0.790 20.0660, 0.250 6.3500 0.260 6.6040 0.270 6.8580 0.800 20.3200 0.280 7.1120 0.810 20.5740 0.290 7.3660 0.820 21.8280 0.830 21.0820 / 0.300 7.6200 0.840 .21.3360 0.310 7.8740 '0.850 21.5900 0.320 8.1280 0.860 21.8440 0.330 8.3820 0.870 22.0980 0.340 8.6360 0.880 22.3520 0.350 8.8900 0.890 22.6060 0.360 9.1440 0.370 9.3980 0.380 9.6520, 0.390 9.9060 0.900 22.8600 0.400 10.1600 0.910 23.1140 0.410 10.4140 0.920 23.3680 0.420 10.6680 0.930 23.6220 0.430 10.9220 0.940 23.8760 0.440 1 L 1760 0.950 24.1300 0.450 1 1.-4300 0.960 24.3840 0.460 11.6840 0.970 24.6380 0.470 11.9380 0.980 24.8920 0.480 12.1920 0.990 25 1460 0.490 12.4460 1.000 25.4000 FRACTIONS to DECIMALS to MilliMETERS Fraction Decimal mm Fraction Decimal mm 1/64 0.0156 0.3969 33/64 0.5156 13.0969 1/32 0.0312 0.7938 17/32 0.5312 13.4938 3/64 0.0469 1.1906 35/64 0.5469 13.8906 1/16 0.0625 1.5875 ,9/16 0.5625 14.2875 5/64 0.0781 1.9844 37/64 0.5781 14.6844 3/32 0.0938 2.3812 19/32 0.5938 15.0812 7/M 0.1094 2.7781 39/64 0.6094 15.4781 1/8 0.1250 3.1750 5/8 0.6250 15.8750 9/64 0.1406 3.5719 41/64 0.6406 16.2719 5/32 0.1562 3.9688 21/32 0.6562 16.6688 11/64 0.1719 4.3656 43/64 0.6719 17.0656 3/16 0.1875 4.7625 11/16 0.6875 17.4625 13/64 0.2031 5.1594 45/64 0.7031 17.8594 7/32 0.2188 .5.5562 23/32 0.7188 18.2562 15/64 0.2344 5.9531 47/64 0.7344 18.6531 1/4 0.2500 6.3500 3/4 0.7500 19.0500 17/64 0.2656 6.7469 49/64 0.7656 19.4469 9/32 0.2812 7.1438 25/32 0.7812 19.8438 19/64 0.2969 7.5406 51/64 0.7969' 20.2406 5/16 0.3125 7.9375 13/16 0.8125 20.6375 21/64 0.3281 8.3344 53/64 0.8281 21.0344 11/32 0.3438 8.7312 27/32 0.8438 . 21.4312 23/64 0.3594 9.1281 55/64 0.8594 21.8281 3/8 0.3750 9.5250 7/8 . 0.8750 22.2250 25/64 0.3906 9.9219 57/64 0.8906 22.6219 13/32 0.4062 1'0.3188 29/32 0.9062 23.0188 27/64 0.4219 10.7156 59/64 0.9219 23.4156 -' ',"", 7/16 0.4375 11.1125 15/16 0.9375 23.8125 29/64 0.4531 11.5094 61/64 0.9531 24.2094 15/32 0.4688 11.9062 31/32 0.9688 24.6062 31/64 0.4844 12.3031 63/64 0.9844 25.0031 1/2 0.5000 12.7000 1 1.0000 25.4000
Safety first! 0-19 Regardless of how enthusiastic you may be about getting on with the job at hand, take the time to ensure that your safety is not jeopardized. A moment's lack of attention can result in an accident, as can failure to observe certain simple safety precautions. The possi- bility of an accident will always exist, and the following points should not be considered a comprehensive list of all dangers. Rather, they are intended to make you aware of the risks, and to encourage a safety conscious approach to all work you carry out on your vehicle. Essential DOs and DON'Ts DON'T rely on a jack when working under the vehicle. Always use approved jackstands to support the weight of the vehicle and place them under the recommended lift or support points. DON'T attempt to loosen extremely tight fas- teners (Le. wheel lug nuts) while the vehicle is on a jack - it may fall. DON'T start the engine without first making sure that the transmission is in Neutral (or Park where applicable) and the parking brake is set. DON'T remove the radiator cap from a hot cooling system - let it cool or cover it with a cloth and release the pressure gradually. DON'T attempt to drain the engine oil until you are sure it has cooled to the point that it wilt not burn you. DON'T touch any part of the engine or ex- haust system until it has cooled sufficiently to avoid bums. DON'T siphon toxic liquids such as gasoline, antifreeze and brake fluid by mouth, or allow them to remain on your skin. DON'T inhale brake lining dust - it is poten- tially hazardous (see Asbestos below). DON'T allow spilled oil or grease to remain on the floor - wipe it up before someone slips on it. DON'T use loose fitting wrenches or other tools which may slip and cause injury. DON'T push on wrenches when loosening or tightening nuts or bolts. Always try to pull the wrench toward you. If the situation calls for pushing the wrench away, push with an open hand to avoid scraped knuckles if the wrench should slip. DON'T attempt to lift a heavy component alone - get someone to help you. DON'T rush or take unsafe shortcuts to finish a job. DON'T allow children or animals in or around the vehicle while you are working on it. DO wear eye protection when using power tools such as a drill, sander, bench grinder, etc. and when working under a vehicle. DO keep loose clothing and long hair well out of the way of moving parts. DO make sure that any hoist used has a safe working load rating adequate for the job. DO get someone to check on you periodically' when working alone on a vehicle. DO carry out work in a logical sequence and make sure that everything is correctly assem- bled and tightened. DO keep chemicals and fluids tightly capped and out of the reach of children and pets. DO remember that your vehicle's safety affects that of yourself and others. If in doubt on any point, get professional advice. Steering, suspension and brakes These systems are essential to driv- ing safety, so make sure you have a quali- fied shop or individual check your work. Also, compressed suspension springs can cause injury if released suddenly - be sure to use a, spring compressor. Airbags Airbags are explosive devices that can CAUSE injury if they deploy while you're work- ing on the vehicle. Follow the manufacturer's, instructions to disable the airbag whenevet you're working in the vicinity of airbag compo- , nents. Asbestos Certain friction, insulating, sealing, and other products - such as brake linings, brake bands, clutch linings,' torque converters, gas- kets" etc. - may contain asbestos or other haz- ardous friction material. Extreme care must be taken to avoid inhalation of dust from such products, since it is hazardous to health. If in doubt, assume that they do contain asbestos. Fire Remember at all times that gasoline is highly flammable. Never smoke or have 'any kind of open flame around when working on a'vehicle. But the risk does not end there. A spark caus d by an electrical short circuit, by two metal surfaces contacting each other, or even by static electricity built up in your body under certain conditions, can ignite gasoline vapors, which in a confined space are highly explosive. Do not, under any circumstances, use gasoline for cleaning parts. Use an approved safety solvent. Always disconnect the battery ground (-) cable at the battery before working on any part of the fuel system or electrical system. Never risk spilling fuel on a hot engine or exhaust component It is strongly recommended that a fire extinguisher suitable for use on fuel and electrical fires be kept handy in the garage or workshop at all times. Never try to extinguish a fuel or electrical fire with water. Fumes Certain fumes are highly toxic and can quickly cause unconsciousness and even death if inhaled to any extent. Gasoline vapor falls into this category, as do the vapors from some cleaning solvents. Any draining or pour- ing of such volatile fluids should be done in a well ventilated area. When using cleaning fluids and solvents, read the instructions on the container carefully. Never use materials from unmarked containers. Never run the engine in an enclosed space, such as a garage. Exhaust fumes con- tain carbon monoxide, which is extremely poi- sonous. If you need to run the engine, always do so in the open air, or at least have the rear of the vehicle outside the work area. The battery Never create a spark or allow a bare light bulb near a battery. They normally give off a certain amount of hydrogen gas, which is highly explosive. Always disconnect the battery ground (-) cable at the battery before working on the fuel or electrical systems. If possible, loosen the filler caps or cover when charging the battery from' an external source (this does not apply to sealed or main- tenance-free batteries). Do not charge at an excessive rate or the battery may burst. Take care when adding water to a non maintenance-free' battery and when carrying a battery. The electrolyte, even when diluted, is very corrosive and should not be allowed to contact clothing or skin. Always wear eye protection when clean- ing the battery to prevent the caustic deposits from entering your eyes. Household current When using, an electric power tool, inspection light, etc., which operates on household current, always make sure that the tool is correctly connected to its plug and that, where necessary, it is properly grounded. Do not use such items in damp conditions and, ag in, do not create a spark or apply exces- sive heat in the vicinity of fuel or fuel vapor. Secondary ignition system voltage A severe electric shock can result from touching certain parts of the ignition system . (such as the spark plug wires) when the engine is running or being cranked, ,particu- larly if components are damp or the insulation is defective. In the case of an electronic igni- tion system, the secondary system voltage is much higher and could prove fatal. Hydrofluoric acid This extremely corrosive acid is formep when certain types of synthetic rubber, found in some O-rings, oil seals, fuel hoses, etc. are exposed to temperatures above 750-degrees F (400-degrees C). The rubber changes into a charred or sticky substance containing the acid. Once formed, the acid remains danger- ous for years. If it gets onto the skin, it may be neces$ary to amputate the limb concerned. When dealing with a vehicle which has suffered a fire, or with components salvaged from such a vehicle, wear protective gloves and discard them after use.
0-20 Troubleshooting Contents Symptom Section Engine CHECK ENGINE light on ................................................ See Chapter' 6 Engine' backfires,..... ............... ........ .... .................... ........... .......... ... 15 Engine diesels (continues to run) after switching off ..................... 18 Engine hard to start when cold ...................................................... 3 Engine hard to start when hot ....................................................... 4 Engine lacks power.... .... ...................... ... ..:..... ..... ....... ... ...... .... .... 14 Engine lopes while idling or idles erratically.................................. 8 Engine misses at idle speed ......'.................................................... 9 Engine misses throughout driving speed range ............................. 10 Engine rotates but will not start ..................................................... 2 Engine runs with oil pressure light on ............................................ 17 Engi ne stalls..........:.......... .'............................................................ 13 Engine starts but stops immediately..........................:...................' 6 Engine stumbles on acceleration .................................................. 11 Engine surges while holding accelerator steady........................... 12 Engine will not rotate when attempting to start.............................. 1 Oil puddle under engine ................................................................ 7 Pinging or nocking engine sounds during acceleration or uphill ... ................ ... ........... ............................ ..... 16 Starter motor noisy or excessively rough in engagement ... ......... 5 Engine electrical system Alternator light fails to come on when key is turned on ................. 21 Alternator light fails to go out......................................................... 20 Battery will not hold a charge .................:...................................... 19 Fuel system Excessive fuel consumption .......................................................... 22 Fuel leakage and/or f el odor........................................................ 23 Cooling system Coolant loss......... .............. ........... ........... ................. ........ .............. 28 External coolant leakage............................................................... 26 Internal coolant leakage ............... ....... ............. .......... ....... .... ........ 27 Overcooling ....................... ........ .............. ...... .... ........ ...... .............. 25 Overheating.................. ........ ......... ............... ..... ............. ............... 24 Poor coolant circulation.......... ................................ .............. ........ 29 Clutch Clutch pedal stays on floor ............................................................ 39 Clutch sUps (engine speed increases with no increase in vehicle speed) ..... ........... ........ .................... ..... ......... ........... 35 Fluid in area of master cylinder dust cover and on pedal.............. 31 Fluid on release cylinder ............................................................... 32 Gr?,bbing (chattering) as clutch is engaged..................................., 36 High pedal ffort....... ........ ......... ........ ....... ......... ...................... ...... 40 Noise in clutch area.......... ...... ................ ................ ..... ........ .......... 38 Pedal feels spongy when depressed ............................................. 33 Pedal travels tf:? floor - no pressure or very little resistance .................. .......... ..:. .............. ......... .....'. 30 Transaxle rattring (clicking). ............... ........... ........... ...................... 37 Unable to select gears............... ......................:........ .......... ........... 34 Manual transaxle Clicking noise in turns ..............................................:.................... 44 Symptom Section Clicking noise in turns ................................................................... 44 Clunk on acceleration or deceleration ........................................... 43 Knocki ng noise at low speeds................................ Oft..................... 41 Leaks lubricant. .......... ........ .... ..... ............. ................. .... ................ 50 Locked in gear ...................... .... .... ..... ....... ..... ..... ...... .....;. ........,...... 51 Noise most pronounced when turning ................... ....................... 42 Noisy in all gears .......................................... ................................ 48 Noisy in neutral with engine running ............................;................ 46 Noisy in one particular gear........................................................... '47 Slips out of gear .....,.....................,.................................................. 49 Vibration ... .'................................... ....... ........ ................... .... .. '... ..... 45 Automatic transaxle Engine will start in gears other than Park or Neutral..................... 56 Fluid leakage ............ ............ .... ................................. .... .......... .....'. 52 General shift mechanism prqblems ............................................... 54 Transaxle fluid brown or has burned smell.................................... 53 Transaxle slips, shifts roughly, is noisy or has no drive in forward or reverse gears ...................................................... 57 Transaxle will not downshift with accelerator pedal pressed to the floor ............ ...... ...............'.... ............ .... .... .... .... 55 Driveaxles Clicking noise in turns .........'.........'................................................. 58 Shudder or vibration during acceleration ....................................... 59 Vibration at highway speeds.......;. ............................. .................... 60 Brakes Brake pedal feels spongy when depressed................................... 68 Brake pedal travels to the floor with Uttle resistance ..................... 69 Brake roughness or chatter (ped 1 pulsates) ................................ 63 Dragging brakes ........... ..................... ....... ............................... ...,... 66 Excessive brake pedal travel.............. .... .. .................. .... ........ ... ... 65 Excessive pedal effort required to stop vehicle ............................. 64 Grabl:iing or uneven braking action ............................................... 67 Noise (high-pitched squeal when the brakes are applied) ............ 62 Parking brake does not hold................................................. ........ 70 Vehicle pulls to one side during braking ........................................ ,61 Suspension and steering systems Abnormal or excessive tire wear ......:............................................ 72 Abnormal noise at the front end ............................................:....... 77 Cupped tires. ...... .......... ........... .............. ......... ........................ ....... 82 Erratic steering when braking ........................................................ 79 Excessive pitching and/or rolling around corners or during braking ............... ..... .... ................................. ............ ..... 80 Excessive play or looseness in steering $ystem ........................... 86 Excessive tire wear on inside edge .................. ........................-.... 84 Excessive tire wear on outside edge ............................................. 83 Hard steering........... ............. ......... ..... ............... ................,............ 75 Poor returnability of steering to center ........................................... 76 Rattling or clicking noise in steering gear ...................................... 87 Shimmy, shake or v bration ............................................................ 74 Suspension bottoms...................................................................... 81 Tire tread yvo'rn in one place .......................................................... 85 Vehicle pulls to on side ................................................................. 71 Wander or poor steering stability.......................,............................ 78 Wheel makes a thumping noise .................................................... ,73
Troubleshooting 0-21 , This section provides an easy refer- ence guide to the rnore cornrnon problerns which rnay occur during the operation of your vehicle. These problems and their possible causes 'are grouped under headings denot- ing various Components or systerns, such as Engine, Cooling systern, etc. They also refer you to the chapter and/or section which deals with the problern. Remernber that successful troubleshoot- ing is not a mysterious art practiced only by pro- fessional Iechanics. It is sirnply the result of the right knowledge cornbined with an intelligent, systematic approach to the problern. Always work by a process of elirnination, starting with the sirnplest solution and working through to the rnost cornplex - and n ver overlook the obvious. Anyone can run the gas tank dry or leave the lights on vemight, so don't assurne that you are exernpt ftorn such oversights. ,Finally, always establish a clear idea of why a problem has occurred and take steps "to ensure that it doesn't happen again. If the electrical systern fails because of a poor con- nection, check the other connections in ,the' systern to rnake sure that they don't fail as well. If a particular fuse continues to blow, find out why - don't just replace one fuse after another. Rernernber, failure of a srnall compo- nent can often be indicativ.e of potential failure or incorrect functioning of a more important cornponent or systern. Engine 1 Engine will not rotate wilen attempting to start 1 Battery terrninal connections loose or corroded (Chapter 1). 2 Battery discharged or faulty (Chapter 1 ). 3 Automatic transaxle not cornpletely engaged in Park (Chapter 7) or clutch not cornpletely depressed (Chapter 8). 4 Broken, loose or disconnected wiring in the starting circuit (Chapters 5 and 12). 5 Starter rnotor pinion jarnrned in flywheel ring gear (Chapter 5). 6 Starter solenoid faulty (Chapter 5). 7 Starter rnotor faulty (Chapter 5). 8 Ignition switch faulty (Ch pter 12). 9 Starter pinion or flywheel teeth worn or broken (Chapter 5). 2 Engine rotates but will not start 1 Fuel tank ernpty. 2 Battery discharged (engine rotates- slowly) (Chapter 5)., 3 Leaking fuel injector(s), faulty fuel pump, pressure regulator, etc. (Chapter 4). 4 Fuel not reaching fuel rail (Chapter 4). 5 Ignition cornponents damp or damaged (Chapter 5). 6 Worn, faulty or incorrectly gapped spark plugs (Chapter 1). ' 7 Broken, loos'e or disconnected wires at the ignition coil(s) or faulty coil(s) (Chap- ter 5). 8 Faulty carnshaft -or crankshaft position sensor.(Chapter 6). 3 Engine hard to start when cold 1 Battery discharged or low (Chapter 1). 2 Malfunctioning fuel systern (Chapter 4). 3 Injector(s) leaking (Chapter 4). 4 Faulty coolant tern perature sensor (Chapter 6). 4 Engine hard to start when hot 1 Air filter clqgged (Chapter 1). 2 Fuel not reaching the fuel injection sys- terrl (Chapter 4). 3 Corroded battery connections, especially ground (Chapter 1). 5 Starter motor noisy or . excessively rough in engagement 1 Pinion or flywheel gear teeth worn or broken (Chapter 5). 2 Starter rrlotor, rrlounting bolts loose or missing (Chapter 5). 6 Engine starts but stops immediately 1 Loose or faulty electrical connections at coil(s) or alternator (Chapter 5). 2 Insufficient fuel reaching the fuel in- jector(s) (Chapters 1 and 4). 3 Vacuum leak at the gasket between the intake rrlanifold/plenurrl and throttle body (Chapters 1 and 4). 7 Oil puddle under engine 1 Oil pan gasket and/or oil pan drain bolt washer leaking (Chapter 2). 2 Oil pressure sending unit leaking (Chap- ter 2). 3 Valve cover leaking (Chapter 2). 4 Engine .oil seals leaking (Chapter 2). 5 Timing chain cover leaking (Chapter 2). 8 Engine lopes while idling or idles erratically 1 Vacuurrlleakage (Chapters 2 and 4). 2 Air filter clogged (Chapter 1). 3 Fuel purrlp not delivering sufficient fuel to the fuel injection systerrl (Chapter 4). 4 Leaking head gasket (Chapter 2). 5 Tirrling chain and/or sprockets worn (Chapter 2). 6 Camshaft lobes worn (Chapter 2). 9 Engine misses at idle speed 1 Spark plugs worn or not gapped properly (Chapter 1). 2 Faulty ignition coil (Chapter 5). 3 Vacuurrl leaks (Chapter 1). 4 Fault in engine rrlanagement systerrl (Chapter 6). 5 Uneven or low cornpression (Chapter 2). 10 Engine misses throughout driving speed range 1 Fuel filter clogged and/or impurities in the fuel systerrl (Chapter 1). . 2 Low fuel output at the injector(s) (Chap- ter 4). 3 Faulty or incorrectly gapped spark plugs (Chapter 1 ) , , 4 Fault in engine rrlanagement systerrl (Chapter 6). 5' Faulty emission systerrl corrlponents (Chapter 6). 6 Low or uneven cylinder compression pressures (Chapter 2). 7 Weak or faulty ignition system (Chapter 5). 8 Vacuurrl leak in fuel injection system, intake manifold/plenurrl, air control valve or vacuurrl hoses (Chapter 4). - , 11 Engine stumbles on acceleration 1 Spark plugs fouled (Chapter 1). 2 Fuel injection systerrl faulty (Chapter 4)._ 3 Fuel filter clogged (Chapters 1 and 4). 4 Fault in engine rrlanagement system (Chapter 6). 5 Intake rrlanifold or plenurrl air leak (Chap- ters 2 and 4). 12 Engine surges while holding ac.celerator steady 1 Intake air leak (Chapter 4). 2 Fuel pLirrlp faulty (Chapter 4). 3 Loose fuel injector wire harness connec- tors (Chapter 4). 4 Defective ECM or inforrriation sensor (Chapter 6). 13 Engine stalls 1 Fuel filter clogged and/or water and irrlpurities in tt\e fuel systerrl (Chapter 4). -2 Ignition corrlponents darrlp or darrlaged (Chapter 5). 3 Faulty errlissions systerrl corrlponents (Chapter 6).
0-22 ,4 Faulty or incorrectly gapped spark plugs (Chapter 1). 5 Vacuum leak in. the fuel injection system, intake manifold or vacuum hoses (Chapters 2 and 4). 6 Valve clearances incorrectly set (Chap- ter 1). 14 Engine lacks power 1 Fault in engine management system (Chapter 6). 2 Faulty or incorrectly gapped spark plugs (Chapter 1). 3 Fuel injection system malfunction (Chap- ter 4). 4 Faulty coil(s) (Chapter 5). 5 Brakes binding (Chapter 9). 6 Automatic transaxle fluid level incorrect (Chapter 1). 7 Clutch slipping (Chapter 8). 8 Fuel filter clogged' and/or impurities in the fuel system (Chapter 4). 9 Low or uneven cylinder compression pressures (Chapter 2). 10 Obstructed exhaust system (Chapter 4). 15 Engine backfires 1 Emission control system not functioning properly (Chapter 6). 2 Fault in engine management system (Chapter 6). 3 Faulty secondary ignition system (cracked spark plug insulator, faulty ignition coil) (Chapters 1 and 5). 4 Fuel injection system malfunction (Chap- ter 4). . 5 Vacuum leak at fuel injector(s), intake manifold, air control valve or vacuum hoses (Chapters 2 and 4). 6 Valve clearances incorrectly set and/or valves sticking (Chapter 1 ). 16 Pinging or knocking engine so nds ,during acceleration or uphill 1 Incorrect grade of fuel. 2 Fault in engine management system (Chapter 6). 3 Fuel injection system faulty (Chapter 4). 4 Improper or damaged spark plugs (Chap- ter 1). 5 Vacuum leak (Chapters 2 and 4). 6 Defective knock sensor (Chapter 6). 17 Engine runs with oil pressure light on 1 . Low oil level (Chapter 1). 2 Idle rpm below specification (Chapter 4). 3 Short in wiring circuit (Chapter 12). Troubleshooting 4 Faulty oil pressure sender (Chapter 2). 5 Worn engine bearings and/or oil pump (Chapter 2). 18 Engine diesels (continues to run) after switching off 1 ' Excessive engine operating temperature (Chapter 3). 2 Fault in engine management system (Chapter 6). Engine electrical system 19 Battery will not hold a charge 1 Drivebelt or tensioner defective (Chap- ter 1). 2 Battery electrolyte level low (Chapter 1). 3 Battery terminals loose or corroded, (Chapter 1). 4 Alternator not charging properly (Chap- ter 5). 5 Loose, broken or faulty wiring in the , charging circuit (Chapter ). 6 Short in vehicle wiring (Chapter 12). 7 Internally defective battery (Chapters 1 and 5r 20 Alternator light fails to go out 1 Faulty alternator or charging circuit (Chapter 5). 2 Alternator drivebelt defective or out of - adjustment (Chapter 1). 3 Alternator voltage regulator inoperative (Chapter 5). 21 Alternator light fails to come on when key is turned on 1 Warning light bulb defective (Chap- ter 12). 2 Fault in the printed circuit, dash wiring or bulb holder (Chapter 12). Fuel system 22 Excessive fuel consumption 1 Dirty or clogged air filter element (Chap- ter 1). 2 Fault in ellgine nlanagement system (Chapter 6). 3 Emissions systems not functioning prop- erly (Chapter 6). , 4 Fuel injection system not functioning properly (Chapter 4). 5 Low tire pressure or incorre t tire size (Chapter 1 ). . 23 Fuel leakage and/or fuel odor 1 Leaking fuel feed or return line (Chap- ters 1 and 4). 2 Tank overfilled. 3 Evaporative canister filter clogged (Chapters 1 and 6). , 4 Fuel injection system not functioning properly (Chapter 4). Cooling system 24 Overheating 1 Insufficient coolant in system (Chap- ter 1 ). 2 Water pump defective (Chapter 3). 3 Radiator, core biocked or griUe restricted (Chapter 3). 4 Thermostat faulty (Chapter 3). 5 Electric coolant fan blades broken or cracked (Chapter 3). 6 Radiator cap not maintaining proper pressure (Chapter 3). 7 Fault in engine management system (Chapter 6). 25 Overcooling 1 Faulty hermostat (Chapter 3). 2 Inaccuratt? temperature gauge sending unit (Chapter 3) 26 External coolant leakage 1 Deteriorated/damaged hoses; loose clamps (Chapters 1 and 3). 2 Water pump defective (Chapter 3). 3 Leakage from radiator core or coolant reservoir bottle (Chapter 3). 4 Engine drain or water jacket core plugs leaking (Chapter 2). 27 Internal coolant leakage 1 Leaking cylinder head gasket (Chap- ter 2). ' 2 Cracked cylinder bore or cylinder head (Chapter 2). 28 Coolant loss 1 Too much coolant in system (Chapter 1). 2 Coolant boiling away because of over- heating (Chapter 3). 3 Internal or external leakage (Chapter 3). 4 Faulty radiator cap (Chapter 3). '
,Troubleshooting 0-23 29 Poor coolant circulation 1 Inoperative water purnp (Chapter 3). 2 Restriction in cooling system (Chap- ters 1 and 3). 3 Drivebelt or tensioner defective (Chap- ter 1). 4 Thermostat sticking (Chapter 3). Clutch 30 Pedal travels to floor - no pressure or very little resistance 1 Master or release cylinder faulty (Chap- ter 8). 2 Hose/pipe burst or leaking (Chapter 8). 3 Connections leaking (Chapter 8). 4 No'fluid in reservoir (Chapter 8). 51f fluid level in reservoir rises as pedal is depressed, master cylinder center valve seal is faulty (Chapter 8). 61f there is fluid on dust seal at master cylinder, piston primary seal is leaking (Chap- ter 8). 7 Broken reJ ase bearing or fork (Chap- ter 8). 31 Fluid in area of master cylinder dust cover and on pedal Rear seal failure in master cylinder (Chapter 8). 32 Fluid on release cylinder Release cylinder plunger seal faulty (Chapter 8). ' 33 Pedal feels spongy when depressed Air in system (Chapter 8). 34 Unable to select gears 1 Faulty transaxle (Chapter 7). 2 Faulty clutch disc (Chapter 8). 3 Release lever and bearing not assem- bled properly (Chapter 8). 4 Faulty pressure plate (Chapter 8). 5 Pressure plate-to-fly heel bolts loose (Chapter 8). 35 Clutch slips (engine speed / increases with no increase in vehicle speed) 1 Clutch plate worn (Chapter 8). 2 Clutch plate is oil soaked by leaking rear main seal (Chapter 8). 3 Clutch plate not seated. It may take 30 or 40 normal starts for a new one to seat. 4 Warped pressure plate or flywheel (Chapter 8). 5 Weak diaphragm spring (Chapter 8). . 6 - Clutch plate overheated. Allow to cool. 36 Grabbing (chattering) as clutch is engaged 1 Oil on clutch plate lining, burned or glazed facings (Chapter 8). 2 Worn or loose engine or transaxle mounts (Chapters 2 and 7). 3 Worn splines on clutch plate hub (Chap- ter 8). 4 Warped pressure plate or flywheel (Chapter 8). 5 Burned or smeared resin on flywheel or pressure plate (Chapter 8). 37 Transaxle rattling (clicking) 1 Release lever loose (Chapter 8). 2 Clutch plate darnper spring failure (Chap- ter 8). 3 Low engine idle speed (Chapter 1). 38 Noise in clutch area 1 Release fork improperly installed (Chap- ter 8). 2 Faulty bearing (Ctiapt r 8). 39 Clutch pedal stays on floor 1 Clutch rnaster cylinder piston binding in bore (Chapter 8). 2 Broken release bearing or fork (Chap- ter 8). 40 High pedal effort , 1 Piston binding in bore (Chapter 8). 2 Pressure plate faulty (Chapter 8). 3 Incorrect size master or release cylinder (Chapter 8). Manual transaxle 41 Knocking noise at low speeds 1 Worn driveaxle constant velocity (CV) joints (Chapter 8). 2 Worn side gear shaft counterbore in dif- ferential case (Chapter 7 A). * 42 Noise most pronounced when turning Differential gear noise (Chapter 7 A). * 43 Clunk on acceleration or deceleration 1 Loose engine or transaxle mounts (Chapters 2 and 7A). 2 Worn differential pinion shaft in case.* 3 Worn side gear shaft' counterbore in dif- ferential case (Chapter 7 A). * 4 Worn or damaged driveaxle inner c.V joints (Chapter 8). 44 Clicking noise in turns Wom or damaged outer CV joint (Chap- ter 8). 45 Vibration 1 Rough 'wheel bearing (Chapters 1 and 10). 2 Damaged driveaxle (Chapter 8). 3 Out of round tires (Chapter 1). 4 Tire out of balance (Chapters 1 and 10). 5 Wom 'CV joint (Chapter 8). 46 Noisy in neutral with engine running 1 Damaged input gear bearing (Chap- ter 7 A).* 2 Damaged clutch release bearing (Chap- ter 8). 47 Noisy in one particular gear 1 Damaged or wom constant mesh gears (Chapter 7A).* ' 2 Damaged or worn synchronizers (Chap- ter'7A).* 3 Bent reverse fork (Chapter 7A).* 4 Damaged fourth sp'eed gear or output gear (Chapter 7A).* 5 Worn or darnaged reverse idler gear or idler bushing (Chapter 7A).* 48 Noisy in all gears 1 I nsufficient lubricant (Chapters 1 and 7 A). 2 Damaged or worn bearings (Chap- ter 7A).* 3 Worn or, darnaged input ge r shaft and/ or output gear shaft (Chapter 7A).*
0-24 Troubleshooting 49 Slips out of gear 1 Worn or improperly adjusted linkage (Chapter 7A). 2 Transaxle loose on engine (Chapter 7 A).. 3 Shift linkage does not work freely, binds (Chapter 7 A). 4. Input gear bearing retainer broken or loose (Chapter 7A).* 5 Worn shift fork (Chapter 7A).* 50 Leaks lubricant 1 Side gear shaft seals worn (Chapter 7). 2 Excessive amount of lubricant in transaxle (Chapters 1 and 7A). 3 Loose or broken input gear shaft bearing retainer (Chapter 7A).* . 4 Input gear bearing retainer O-ring and/or lip seal damaged (Chapter 7A).* 51 Locked in gear Lock pin or interlock pin missing- (Chap- ter 7A).* * Although the corrective action necessary to remedy the symptoms described ;s beyond the scope of this manual, the above informa- tion should be helpful in isolating the cause of , the condition so that the owner can communi- cate clearly with a professional mechanic. Automatic trarisaxle ote: Due to the complexity of the automatic transaxle, it is difficult for the home mechanic' to properly diagnose and service this compo- nent. For problems other than the following, the vehicle should be taken to a dealer or transaxle shop. ' 52 Fluid leakage 1 Automatic transaxle fluid is a deep red color. Fluid leaks should not be confused with engine oil, which can easily be blown onto the transaxle by air flow. " 2, To pinpoint a leak, first remove all built-up dirt and grime from the transaxle housing with , degreasing agents, and/or steam cleaning. Then drive the vehicle at low speeds so air flow will not blow the leak far from its source. Raise the vehicle and determine where the leak is coming from. Common areas of leak- age are: , a) Pan (Chapters 1 and 7) b) Dipstick tube (Chapters 1 and 7) c) Transaxle ai/lines (Chapter 7) d) Speed sensor (Chapter 7) e) Differential' drain plug (Chapters '1 and 7B) 53 Transaxle fluid brown or has a burned smell Transaxl fluid overheated (C apter 1). 54 General shift mechanism problems 1 _ Chapter 7, Part B, deals with checking, and adjusting the shift linkag.e on automatic transaxles. Common problems which may be attributed to poorly adju ted linkage are: a) Engine starting in gears other than Park or Neutral. b) Indicator>6n shifter pointing to a ,gear other th n the one actually being used. c) Vehicle moves when in Park. 2 Refer to Chapter 7B for the shift linkage adjustment procedure. 55 Transaxle will not downshift with accelerator pedal pressed to the floor Problem with the transmission electronic control system (Chapter 78). 56 Engine will start in gears other than Park or Neutral Neutral start switch malfunctioning (Chapter 7B). 57 Transaxle slip , shifts roughly, is noisy or ha's no drive in forward or reverse gears There are many probable causes for the above problems, but the home mechanic should be concerned with only one possibil- ity - fluid level. Before taking the vehicle to a repair shop, check the level and condition of the fluid as described in Chapter 1. Correct the fluid level as necessary or change the fluid and filter if needed. If the problem persists, have a professional diagnose the cause. ,Driveaxles 58 Clicking noise in turns Worn or damaged outboard CV joint (Chapter 8). 59 Shudder or vibration during acceleration 1 Excessive toe-in (Chapter 10). 2 Incorrect spring heights (Chapter 10). 3 Worn or damaged inbba'rd or outboard CV joints (Chapter 8). 4 Sticking inboard CV joint assembly (Chapter 8). 60 Vibration t highway speeds 1 Out of balance front wheels and/or tires (Chapters 1 and 10). 2 Out of round front tires (Chapters 1 and 10). , 3 Worn CV joint(s) (Chapter 8). Brakes Note: Before assuming that a brake problem exists, make sure that: a) The tires are in good condition and prop- erly inflated (Chapter 1). " b) The front end alignment is correct (Chap- ter 10). cJ The vehicle is not loaded with weight in an unequal manner. 61 Vehicle pulls to one side during braking 1 Incorrect tire pressures (Chapter 1). 2 Front end out of ali'gnment (have the front end aligned). 3 Front or rear tires not matched to one another. 4 'Restricted brake lines or hoses (Chap- ter 9). 5 Malfunctioning drum brake or caliper assembly (Chapter 9). 6 Loose suspension parts (Chapter 10). 7 Excessive wear of brake shoe or pad , material or disc/drum on one side. 62 Noise (high-pitched queal when the brakes are applied) Disc brake pads worn out. The, noise comes from the wear sensor rubbing against the disc (does not apply to all vehicles). Replace' 'pads with new ones immediately (Chapter 9). 63 Brake roughness or chatter (pedal pulsates) 1 Excessive lateral runoul (Chapter 9). 2 Uneven pad wear (Chapter 9). 3 Defective disc (Chapter 9). f 64 Excessive brake pedal effort required to .stop vehicle 1 Malfunctioning power brake booster (Chapter 9)
Troubleshooting 0-25 2 Partial system failure (Chapter 9). 3 Excessively worn pads or shoes (Chap- ter 9). 4 Piston. in caliper or wheel cylinder stuck or sluggish (Chapter 9). 5 Brake pads or shoes contaminated with' oil or grease (Chapter 9). 6 New pads- or shoes installed and not yet seated. It will take a while for the new material to seat against the disc or drum. 65 Excessive brake peda,1 travel 1 Partial brake system failure (Chapter 9) 2 Insufficient fluid in master cylinder (Chap- ters 1 and 9). 3 Air trapped 'in system (Chapters 1 and 9). 66 Dragging brakes 1 Incorrect adjustment of brake light switch (Chapter 9). 2 Master cylinder pistons not returning cor- rectly (Chapter 9). 3 Restricted brakes lines or hoses (Chap- ters 1 and 9). 4 Incorrect parking brake adjustment (Chapter 9). 67 Grabbing or uneven braking action 1 Malfunction of proportioning valve (Chap- ter 9). 2 Malfunction of power brake booster unit (Chapter 9). 3 Binding brake pedal mechanism (Chap- ter 9). 68 Brake pedal feels spongy when depressed 1 Air in ydraulic lines (Chapter 9). 2 Master cylinder, mounting bolts loose (Chapter 9). 3 Master cylinder defective (Chapter 9). 69 Brake pedal travels to the floor with little resistance 1 Little or no fluid in the master cylinder reservoir caused by leaking caliper piston(s) (Chapter 9). 2 Loose, damaged or disconnected brake lines (Chapter 9). 70 Parking' brake does not hold Parking brake linka,ge improperly' adjusted (Chapters 1 and 9). Suspension and steering systems Note: Before attempting to diagnose the sus- pension and steering systems, perform the following preliminary checks: a) Tires for wrong pressure and uneven wear. b) Steering universal joints from the col- umn to the rack and pinion for loose con- nectors or wear. c) Front and rear suspension an.d the rack and pinion assembly for loose or dam- aged parts. - iJ) Out-of-round or out-of-balance tires, bent rims and loose and/or rough wheel bear- ings. 71 Vehicle pulls to one side 1 Mismatched or uneven tires (Chap- ter 10). 2 Broken or sagging springs (Chapter 10). 3 Wheel alignment (Chapter 10). 4 Front brake dragging (Chapter 9). 72 Abnormal or excessive tire wear 1 Wheel alignment (Chapter 10). 2 Sagging or broken springs (Chapter 10). 3 Tire out of balance (Chapter 10). 4 Worn strut or shock absorber (Chap- ter 10). 5 Overloaded vehicle. 6 Tires not rotated regularly. 73 Wheel makes a thumping noise , 1 Blister or bump on tire (Chapt r 10). 2 Improper strut or shock absorber action (Chapter 10). 74 Shimmy, shake or vibration 1 Tire or wheel out-of-balance or out-of- round (Chapter 10). 2 Loose or worn wheel bearings (9hap- ters 1,8 and 10). 3 Worn tie-rod ends (Chapter 10). 4 Worn balljoints (Chapters 1 and 10). 5 Excessive wheel runout (Chapter 10). 6 Blister or bump on tire (Chapter 10). 7 Loose wheel lug nuts. 75 Hard steering 1 Lack of lubrication at balljoints, tie-rod ends and rack and pinion assembly (Chap- ter 10). 2 Front wheel alignment (Chapter 10). 3 Low tire pressure(s) (Chapters 1 and 10). 76 Poor returnability of steering to center 1 Lack of lubrication at balljoints and tie- rod ends (Chapter 10). 2 Binding in balljoints (Chapter 10). 3 Binding in steering column (Chapter 10). 4 Lack of lubricant in steering gear assem- bly (Chapter 10). 5 Front wheel alignment (Chapter 10). 77 Abnormal noise at the front end 1 Lack of lubrication at balljoints and tie- rod ends (Chapters 1 and 10). 2 Damaged strut mounting (Chapter 10). 3 Worn control arm bushings or tie-rod ends (Chapter 10). 4 Loose stabilizer bar (Chapter 10). 5 Loose wheel nuts. 6 Loose suspension bolts (Chapter 10) 78 Wander or poor steering stability 1 Mismatched or uneven tires (Chap- ter 10). 2 Lack of lubrication at balljoints and tie- rod ends (Chapters 1 and 10). 3 Worn strut assemblies (Chapter 10). 4 Loose stabilizer bar (Chapter 10). 5 Broken ,or sagging springs (Chapter 10). 6 Wheels out of alignment (Chapter 10). 79 Erratic steering when braking 1 Wheel bear.ings worn (Chapter 10). 2 Broken or sagging springs (Chapter 10). 3 Leaking wheel cylinder or caliper (Chap- ter 9). , 4 Warped discs or drums (Chapter 9}. 80 Excessive pitching and/or rolling around corners or during braking 1 Loose stabilizer bar (Chapter 10). 2 Worn strut/shock absorber or mountings (Chapter-10). 3 Broken or sagging springs (Chapter 10). 4 Overloaded vehiCle. 81 Suspension bottoms 1 Overloaded, vehicle. 2 Worn struts or shock absorbers (Chap- ter 10). 3 Incorrect, broken or sagging springs (Chapter 10). 82 Cupped tires 1 Front wheel or rear wneel alignment
O 26 Troubleshooting (Chapter 10). i 2 Worn struts or shock absorbers (Chap- ter 10). 3 Wheel bearings worn (Chapter 10). 4 Excessive tire or wheel runout (Chap-, ter 10). 5 Worn balljoints (Chapter 10). 83 Excessive tire wear on outside edge 1 Inflation pressures incorrect (Chapter 1). 2 Excessive speed in turns. , 3 Front end alignment incorrect (excessive toe-in). Have professionally aligned. 4 Suspension arm bent or twisted (Chap- ter 10). 84 Excessive tire wear on inside edge 1 Inflation pressures incorrect (Chapter 1). 2 Front end alignment incorrect (toe-out). Have professionally aligned. 3 Loose or damaged steering components (Chapter 10). 85 Tire tread worn in one place 1 Tires out of balance. 2 Damaged or buckled wheel. Inspect and replace if necessary. 3 Defective tire (Chapter 1). 86 Excessive play or looseness in steering system 1 Wheel bearing(s)'worn (Chaptef"10). 2 Tie-rod end loose (Chapter 10). 3 Steering gear loose or worn (Chap- ter 1 0). 4 Worn or loose steering intermediate shaft (Chapter 1 0). 87 Rattling or clicking noise in steering gear 1 Steering gear loose (Chapter 10). 2 Steering gear defective.
1-1 Chapter 1 Tune-up and routine maintenance Contents Section Air filter replacement. ......... ............. ............ ..... ..... ................... ..... 16 Automatic transaxle fluid and filter change...................... ............. 26 Battery check, maintenance and charging .........:.......................... 9 Brake check........................... ...... ................................... ....... ..... ... 15 Brake fluid change..... .:.. ........ ..... ..................... ....... ............ ... ......... 21 Cabin air filter - replacement ................-......................................... 20 CHECK ENGINE light on ................................................ See Chapter 6 , Clutch pedal freeplay check and adjustment...........'...................... 8 Cooling system check ..... ...... .............. ........ ........................... ........ 12 Cooling system servicing (draining, flushing and refilling)............. 23 Drivebelt check and replacement.................................................. 10 Engine oil and oil filter change ......... ............................................ 6 Evaporative emissions control system check................................ 24 Exhaust system check...... ............................................ ... .............. 25 Fluid level checks......... ... ............. .................. .......... ..................... 4 Fuel ystem check......................................................................... 17 Section I ntrod u cti on . . . .. . . . . . . . .. . . . . . .. . .. .. . . . .. . . . .. . . . . .. . .. . .. . . .. .. . . . . . . . .. . . .. . . .. . .. .. . . .. .. . . 2 Maintenance schedule........ ............................... .'....... ..... .............. 1 Manual transaxle lubricant change................................................. 27 Manual transaxle lubricant level check..............................:........... 18 Positive' Crankcase Ventilation (PCV) valve and hose check and replacement ...................................................................... 28 Seat belt check.............................................................................. 14 Spark plug check and replacement ............................................... 22 Steering, suspension and driveaxle boot check ............................ 19 Tire and tire pressure checks ....................................:................... 5 Tire rotation ............. eo...... ..... ...... ................................................... 13 Tune-up general information ............. ................. ........................... 3 U nderhood hose check and replacement............ ...................... ..... 11 Valve clearance check and adjustment ............................ ...... ...... 29 Windshield wiper blade inspection and replacement .................... 7 Specifications Recommended lubricants and fl.uids Note: Listed here are manufacturer recommendations at the lime this manual was written. Manufacturers occasionally upgrade their fluid and lubricant specifications, so check with your local auto parts store for current recommendations. Engine oil Type .......... .................................. ................................................ Viscosity. :................................ .. ....... ......... ................................. API "Certified for gasoline engines" See accompanying chart +1OC, " I' +4() I. .... 44 ' +32.' (} Ilr . [i>' o f,'18 2() i 11- 29 - :- ."",.-.: > :::::. - - , i .. } : , : , ; , -' -. :;.:':.::-" - ..:i; :..S}::> >?<.- SAE 5W-30 (Preferred) COLD WEATHER SAE 10W-3Q Recommended engine oil viscosity LOOK FOR ONE OF THESE LABELS 11*83 HAYNES I
1-2 Chapter 1 Tune-up al1d routine maintenance ./ Recommended lubricants and fluids Fuel.... . . ...... .. . .... ........ . . ...... ............... .. . ... . ..... .... . . .......... ............ .............. . . Engine coolant...................................................................... ................... Automatic transaxle fluid ............................... .......................................... Manual transaxle lubricant....................................................................... Brake fluid................................... ..'............................... ............................ Clutch fluid................................................................... ..,... ...................... Power steering' system........................................ .................................. . Unleaded gasoline, 87 octane or higher Toyota Genuine Long Life Coolant or equivalent Toyota ATF Type T-IV automatic transmission fluid API GL-5 75W-90 gear oil DOT 3 brake fluid DOT 3 brake fluid DEXRON III automatic transmission fluid Capacities* Engine oil (with filter change) ...................................................... ............. Coolant.......................... .......................................................................... Transaxle (drain and refill) Automatic.............. .,... ......................................................................... 3.2 qts Manual ............................................................................................... 2.0 qts *AII capacities approximate. Add as necessary to bring up to appropriate level. Ignition system Spark plug type .................................. .,.. ......... ............................ ............. Ga p . .. . . . . . . . . . . . .', . . . . . .. . . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .. . . . . . . . . . .. . .. . . . . . . . . . . . .. .. . . . . .. . .. . . . . .. Firing orde ........... ............................................. ....... ..................... .......... Cooling system Thermostat rating fully open ........ n...... ................................................... Clutch pedal Freeplay.......;...... ................................. .... ......... .......... ...... ..... ................. Height.......................................................... ... .................. ..... ......... ......... Brakes Disc brake pad thickness (minimum)... ..... ....:... ............... ............... .......... Drum brake shoe lining thickness (minimum).......................................... Parking brake adjustment.................................... .......................... .......... Suspension and steering Steering wheel freeplay limit ................ ......... .............................. .,........... Balljointallowable movement.................................................................. Valve clearance (cold) Intake.......................................................a................. .......... ....a... . .... Exhaust . ......... ...a.............................................................................. 3.9 qts 6.9 qts Denso SK16R11 or NGK IFR5-A11 0.043 inch 1-3-4-2 203-degrees F FRONT OF ' VEHICLE IO@(3)@1 3/16 to 5/8 inch 5.3 to 5.7 inches .i'.4. l lcI;jt..t:I:j :(1{.."I:' \'4 I 4 Cylinder numbering diagram 3/32 inch 1/16 inch 6 to 9 clicks 1.2 inches o inch 0.006 to 0.010 inch 0.010 to 0.014 inch Torque specifications Ft-Ibs (unless otherwise indicated) Note: One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values below approximately 15 ft-Ibs are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. ' Wheel lug nuts.......................................... ............................................... 76 Spark plugs............................................. .......... ....................................... 18 Seat bolts/nuts............................ ............... ................... .'........................... 27 Drivebelt tensioner , To cylinder head.. ................ ...................... ......................................... To block..... ;'................ ........................................... ... ... ....................... Engine oil pan drain plug................................ ..... .... ........ ..... ................... Automatic transaxle pan bolts ... ....... ..... ........................................... ... .... utom.atic transaxle fluid pan drain plug.................................................. 21 51 27 48,in-lbs 156 in-Ibs
- Chapter 1 Tune-up and routine maintenance 1-3 ...,., j : 1! ' r , J! J ' .,, ' \H\\ . .:; ti. . (: . .{: " , .. . . :-t:-;....-..... :?:."": : = "%:::,":,.t'='"...t.._; :,, I .." ;#.o.A ",' " Iii :.,.:,:::.:..:.;::;:,.,' 1:.t 'J:;:.>t ;. '*- : .': ",,".... Typical engine compartment ,components (engine cover removed) 1 , Engine oil dipstick 2 ,. Drivebelt 3 Fuse/relay block . 4 Windshield washer fluid reservoir 5 Power steering fluid reservoir 6 Ignition coils 7 PCV valve 8 Oil filler cap 9 Brake fluid reservoir 10 Air filter housing 11 Battety 12 Automatic transaxle dipstick 13 Coolant reservoir 14 Radiator cap 15 Upper radiator hose
1-4 Chapter 1 Tune-up and routine m intenance ff;AA' . 1(. .\:t' ','> . :,'4 .# " r- . , Typical engine compartment underside components 1 Driveaxle boot 2 Automatic transaxle drain plug 3 Catalytic converter 4 Steering gear boot 5 Engine oil drain plug 6 Front suspension strut unit 7 R diator drain fitting 8 Engine oil filter 9 Front disc brake caliper J ,.
Chapter 1 Tune-up and routine maintenance 1-5 j ,.} j " ,, ' , "".,. ,, ' , " . , , > .' , , ; , ,.1 ,.)' -,".-}" Ii I i ! j .. 8 }MJi' t ,' l' (f".." ' .,,,, ' , " ,., " ' ;;',.. ,, ' - ' , <'" .. lJ : >.':'":.; 0.;. ; ffi 2 ' ,,'-' ,...; . "':;;,,; i I ". ,: ''''''-; '.' . .....- ,:.."....., ;< . ..:.,. , :; "'V'''Q ,I l1?3 . ':J " ( t! Typical rear underside components 1 Gas tank filler pipe 2 Muffler 3 Shock absorber/coil spring assembly 4 Exhaust system 5 Gas tank 6 Rear brake assembly 7 Rear axle beam
1-6 Chapter 1 Tune-up and routine mai,ntenance Toyota Corolla Maintenance schedule " Themaint nance intervals in this manual are provided with 'the assumption that YOu, not the dealer, will be doing the work. These are he, minimum- maint nance intervals recommended by the factory for vehicles that are driven daily. If you wish to keep your vehicle in peak condition at -all times_, you may wish to perform ,some of these proce- dures even more often. Because frequent maintenance enhances the efficiency, ,performance and resale value of your car, we encourage you to do so. If you drive in dusty areasI' tow a trailer, ,idle or drive at low speeds for extended periods or drive for shortdist nces (less than four miles) in below freezing temperatures, shorter intervals are also recom... mended. ' When your vehicle is new, it should be serviced by a factory autho- rized dealer service department to protect the actory warranty. In. many , cases, the initial maintenance check is done at no co t to the"owner. Every 250 miles or we kly, whichever comes first . Chec the. engine on level (SectiQn 4) . . Check the engine coolant level (Section 4) Check the windshield washer fluid level (Section 4) Check the brake fluid, level (Section 4) , Check the power ste ring fluid level (Section 4). C eck the: a.utom tic.'transaxle fluid level-(Section 4) Check the tires and tire pre sures' (Section 5) Every 3000 miles or 3 months, whichever comes first J All items listed above plus: . - Change the engine oil-and oil filter (Section 6) .. Every 7500 miles or 6 months, whichever comes first Inspect (and replace, if necessary) the windshield wiper . plades (Section 7) Check the clutch pedal for proper freeplay (Section 8) . Check and service the battery (Section 9) Check the engine drivebelt (Section 10) . Inspect (and replace if, necessary) all underhood hoses (Section 11) Check the, cooling system (Section 12) Rotate the tires (Section 13) Check the seat belts (Section 14) Every 15,000 miles or 12 months, whichever comes first All items listed above plus: Inspect the brake system (Section 15)* Replace t e air filter (Section 16) Inspect the fuel system (Section 17) , Check the manual transaxle lubricant level (Section 18) - Inspect the suspension and steering cor:nponents (Section 19)* Check the driveaxle boots (Section 19) Replace the cabin air ,filter (Section 20) EverY 30,000 miles or 24 months, w,hichever comes first , All items listed above plus: Change the brake fluid (Section 21) Check (and replace, if necessary) the spark plugs (Section 22) , Se ice the cooling system (drain, flush and re' II) (Section 23) In pect the evaporative emissions control system (Section 24) Inspect the exhausfsystem (Section 25) . Change the automatic transaxle fluid and filter and differen- tiallubricant (Sect on 26)** Change the manual transaxle lubricant (Section 27)** Check and replace if necessary the PCV valve (Section 28) Every 60,000 miles or 48 months, whichever comes first Check and adjust the valve clearances (Section 29) . *This item is affected by "severe" operating conditions as described ,below. If your vehicle is operated under "severe" conditions, perform all maintenance indicated with an asterisk (*) at 3000 mile/3 month intervals. Severe conditions are in.dicated if you mainly operate your vehicle under one or more of the following conditions: Operating in dusty areas Towing a trailer' Idling for extended periods and/or low speed operation Operating when outside temperatures remain below freez- ing and when most trips are less tha.n'4 miles ** If operated under one or more of the following conditions, change the manual or automatic transaxle fluid and differential lubricant e,vety 15,000 miles: In heavy city traffic where the outside temperature regularly reaches 90-degrees F (32-degrees C) or high r In hilly or mountainous terrain Frequent trailer pulling
Chapter 1 TU,ne-up and routine maintenance 1-7 2 Introduction This .chapter is designed to help the home mechanic' maintain the Toyota Corolla for ,peak performance, economy, safety and long life. Included is a master maintenance schedule, followed by sections dealing specif- ically with each item ,on' the schedule. Visual checks, adjustments, component replace- merit a'nd other heipful'items are included. Refer to the accompanying illustrations of the engine compartment and the underside of the vehicle for the location of'various compo- nents. Servicing your Corolla in accordance with the mileage/time maintenance schedule and the following Sections will provide it with a planned maintenance program that should result.in a long and rt3liable service life. This is a comprehensive plan, so maintaining some items but not others at the specified service intervals will not produce the same results. As you service your Corolla, you w 1t dis- cover that many of the procedures can - and should .;. be grouped together because of the na,ture of the particular procedure you're per- forming or because of the close proximity of two otherwise unrelated components to one another. For example, if the vehicle is raised for any reason, you should inspect the exhaust, suspension, steering and fuel systems while you're under the vehicle. When you're rotating the tires, it makes good sense to' check the brakes and whee.1 bearings since the wheels are already removed. Finally, let's suppose you have to borrow or rent a torque wrench. Even if you only need to tighten the spark plugs, you might as well ch ck the torque of as many critical fasteners as time allows. . The first step' of this maintenance pro- gram is to prepare yourself before the actual work begins. Read through all sections perti- nent to the procedures YO,u're planning to do, " then make a list of and gather tog ther all the part and tQOls you will need to do the Job. If it looks as if you might run into problems during {11 "":::; ' ;1i'f; :::0;':Q'", , ',f",,"',* i J .>::;\t - ,I\*i'}@> , ,:;1. a particular segment of s9me procedure, seek advice from your local parts counterperson or dealer service department. 3 Tune-up general information The term tune-up is used in this manual to represent a combination of individual oper- ations rather than one specific procedure. If, from the time the vehicle is new, the routine maintenance schedule is foJlowed closely and frequent checks are made of fluid levels and high wear items, as suggested throughout this manual, the engine will be kept in relatively good running condition and the need for additional work will be minimized. More likely than not, however, there will be times when the engine is running poorly due to lack of regular maintenance. This is even more likely if a used vehicle, which has not received regular and frequent mainte- nance checks, is purchased. In such cases, an engine tune-up will be needed outside of the regular routine maintenance 'intervals. The first step in any tune-up or engine diagnosis to help correct a poor running engine' would be a cylinder compression check. A check of the engine compression (Chapter 2 Part B) will give valuable infor- mation regarding the overall performance of many internal components and should be used as a basis for tune-up and repair proce- dures. If, for instance, a compression check indicates serious internal engine wear a con- ventional tune-up will not help the running condition of the engine and would be a waste of time and money. '. The following series of operations are those most often needed to bring a generally poor running engine back into a proper state of tune. Minor tune-up Check all engine related fluids (Section 4) Clean, inspect and test the battery (Section 9) . Check the drivebelt (Section 10) Check all under hood hoses (Section 11) 4.2 The engine oil dipstick (A) is located at the front of the engine - the oil filler cap (8) is in the valve cover Check the cooling system (Section 12) Check the ,air filter (Section 16) , Replace the spark plugs (Section 24) Major tune-up All items listed under Minor tune-up, plus . . . Replace the air filter (Section 16) Check the fuel system (Section 17) Check the charging system (Chapter 5) 4 Fluid level checks (every 250 miles or weekly) 1 Fluids are an essential part of thelubri- cation, cooling, brake, clutch and other sys- tems. Because these .nuids gradually become depleted and/or contaminated during normal operation of the vehicle, they must be periodi- cally replenished. See Recommended lubri- cants and fluids and Capacities at the begin- ning of this Chapter before adding fluid to any of the following components. Note: The vehicle must be on level ground before fluid levels can be checked. Engine oil Refer to illustrations 4.2, 4.4 and 4.6 2 'The engine oil level is checked with a dipstick Ibcated at the front of the engine (see illustration). The dipstick extends through a metal tube from which it protrudes down into the engine oil pan. 3 The oil level should be checked before the vehicle has been driven, or about 5 min- utes after the engine has been shut off. If the oil is checked immediately after driving the vehicle, some of the oil will remain in the upper engine components, producing an inac- curate reading on the dipstick. 4 Pull the dipstick from the tube and wipe all the oil from the end with a clean rag or paper tOWel. Insert the clean dipstick all the way back into its metal tube and pull it out again. Observe the oil at the end of the dip- stick. At its highest point, the level should be between the two dimples (see illustration). 5 It takes one quart of oil to raise the level from the lower dimple to the upper dimple on the dipstick. Do not allow the level to drop below the lower dimple or oil starvation may 4.4 On 1998 and later models, the engine oil dipstick has two dimples -keep the oil level at or near the upper dimple
1-8 Chapter 1 Tune-up and routine maintenance )j.Jj ... Y''i .jf' ..... , 4.6 The threaded oil filler cap is located on the valve cover - always make sure the area around the-opening is clean before unscrewing the cap to prevent dirt from contaminating the engine 4.8 The coolant reservoir is at the right side of the radiator - make sure the coolant level is between the Low and Full marks on the reservoir cause eF1gine damage. Convers ly, overfill- ing the engine (adding oil above the upper dimple) may cause oil fouled spark plugs, on leaks or oil seal failures. 6 Remove the threaded cap from the valve cover to add oil (see illustration). Use a fun- nel to prevent spills. After adding the oil, install the fill r cap hand tight. Start the engine and look carefully for any small leaks around the oil filter or drain plug. Stop the engine and check the oil level again after it has had suf- ficient time to drain .from the upper block and cylinder head galleys. 7 Checking the oil level is an important preventive maintenance step. A continu- ally dropping oil level indicates oil leakage through damaged seals, from loose connec- tions, or past worn rings or valve guides. If the ai-I looks milky in color or has water droplets in it, a cylinder head gasket may be blown. The engine should be checked immediateJy. The condition of the oil should also be checked. Each time you check the oil level, slide your humb ,and index finger up the dipstick before wiping off the oil. If you s small dirt or metal particles clinging to 'the dipstick, the oil should be changed (see Section 6). Engine coolant Refer to illustration 4.8 Warning: Do not allow antifreeze to come in contact with your skin or painted surfaces of the vehicle. Flush contaminated areas imme- , diately with plenty of water. Don't store new coolant or I ave old coolant lying around where it's accessible to children or pets - they.1 re attracted by its sweet smell and may drink it. Ingestion of even a small amou.,nt of coolant can be fatal! Wipe up garage floor and drip pan spills immediately. Keep antifreeze containers covered and repair cooling system leaks as soon as they're noticed. 8 All vehicles 'cove'red by this manual are equipp d With a pressurized coolant recov- ' ery system. A white coolant reservoir located at the right side of the radiator in the engine compartment' is connected by a hose to the base of the radiator filler neck (see illustra- tion). If the coolant heats up during engine operation, coblant can escape through a pres- surized filler cap, then through a connecting hose into the reservoir. As the engine cools, the coolant is automatically drawn back into the cool.ing system to maintain the correct level. 9 The coolant level should be checked regularly. It must be between the -Full and Low lines on the tank. The level will vary with the temperature of the engine. When the engine is cold, the coolant level should be at or slightly above the Low mark on t -e tank. Once the engine has warmed up, the level should be at or near the Full mark. If it isn't, allow the fluid in the tank to cool, then remove the cap from the reservoir and add coolant to bring the level up to the Full line. Use only the coolant listed in this Chapter's Specifications, or its equivalent. Do not use supplemental inhibitor additives. If only a small amount of coolant is required to bring the system up to the proper level, water can be used. However, repeated additions of water will dilute the rec- ommended antifreeze and water solution. In orqer to maintain the proper ratio of antifreeze and water, it is advisable to top up the coolant level with the correct mixture. 10 If the coolant level drops within a short time after replenishment, there may be a leak in the system. Inspect the radiator, hoses, engine coolant filler cap, dr in plugs, air bleeder plugs and water pump. If no leak is evident, have the radiator cap pressure tested by your dealer. Warning: Never remove the radiator cap or the coolant recovery reservoir cap when the engine is running or has Just been shut down, because the cooling system is hot. Escaping steam and scalding liquid, could cause seriolls injury. 11 If it is' necessary to open the radiator cap, , wait until the system has cooled completely, , then wrap a thick cloth around the cap and turn it to the first stop. If any steam escapes, wait until the system has cooled further, then remove the cap. . 12 When checking the coolant level, alw ys note its condition. It should be relatively clear. If it is brown or rust colored, the system should be drained, flushed and refilled. Even if the coolant appears to be normal, the corro- sion inhibitors wear out with use, so it must be replaced at the specified intervals. 13 Do not allow antifreeze to come in con- tact with your skin or painted surfaces of th vehicle. Flush contacted areas immediately with plenty of water. Windshield washer fluid Refer to illustration 4. 14 14 Fluid for the windshield washer system is stored in a plastic reservoir which is located on the right side of the engine compartment (see illustration). In milder climates, plain water can be used to top up the reservoir, but I ; ( . .., ; . . ;:; "c," 4.14 The windshield washer fluid reservoir is located in the right front corner of the engine compartment
Chapter 1 Tune-up and routine maintenance 1-9 " $ " 7 " .:: 4.17 The brake fluid level should be kept between the MIN and MAX marks on the translucent plastic reservoir the reservoir should be kept no more than two-thirds full to allow for expansion should the water freeze. In colder climates, the use of a specially designed windshield washer fluid, available at your dealer and any auto parts store, will help lower the freezing point of the fluid. Mix the olution with water in accor- dance with the manufacturer's directions on the container. Do not use regular antifreeze. It win damage the vehicle's paint. Battery electrolyte, 15 On models not equipped with a sealed battery, remove the filler/vent cap and check the electrolyte level. It must be betwaen the upper nd lower levels. If the level is low, add distilled water. Install and securely retighten the cap. Caution: Overfilling the cells may cause e/ ctrolyte to spillover during periods of heavy 'charging, causing corrosion or dam- age. Brake and clutch fluid Refer to illustration 4. 17 16 The brake master'cylinder is mounted on the front of the power booster unit in the engine compartment. The clutch master cylinder on vehicles with manual transaxles is connected by a hose to the brake master cylinder. 17 To check'the fluid level, simply look at the MAX and MIN marks on the reservoir (see illustration). The level should be at or near the maximum till tine. 18 If the level is low, wipe the top of the eservoir cover with a clean rag 'to prevent contamination of the brake 'or clutch system before lifting the cover. 19 Add only the specified brake fluid to the reservoir (refer to Recommended lul)ricants and fluids at the front of this chapter or to your owner's manual). Mixing different types of brake fluid can damage the system. Warn- ing: Use caution when filling the reservoir - brake fluid can harm your eyes and dam- . age painted surfaces. Do not use brake fluid that has been opened for more than one year ',"."",<+ ',". ...."", , J :$r.' 4.25 The power steering fluid reservoir is located near the right shock tower in the engine compartment (even if the cap has been on) or has been left open. Brake fluid absorbs mo(sture from the , air. Excess moisture can cause a dangerous loss of braking. 20 While the reserv.oir cap is removed, inspect the master cylinder reservoir for con- tamination. If deposits, dirt particles or water dropl'ets are present, the fluid in the brake system should be changed (see Section 21 for the brake fluid replacement procedure or Chapter 8 for the clutch hydraulic system bleeding procedure). 21 After filling the reservoir to the proper level, make sure the lid is properly seated to prevent fluid leakage and/or system pressure loss. 22 The brake fluid in' the master cylinder will drop slightly as the brake pads at each wheel wear down during normal opera- tion. If the master cylinder requires repeated replenishing to keep it t the proper level, this is an indication of leakage in the brake sys- tem, which .should be corrected immeqiately. Check all brake lines and connections, along with the calipers, wheel cylinders and booster (see Section 15 for more information). 23 If, upon checking the master cylinder fluid level, you discover the reservoir empty or nearly empty, the brake and clutch systems must be diagnos,ed immediately (see Chap- ters 8 and 9). Power steering fluid Refer to illustrations 4.25 and 4.29 24 Unlike manual steering, the power steer- ing system relies on fluid whicn may, over a period of time, require replenishing. 25 The fluid reservoir for the power steer- ing pump is located on the passenger's side inner fender panel, just behind the windshield washer fluid reservoir (see inustration). 26 For the check, the front wheels should be pointed straight ahead and the engine should be off. 27 Use a cI an rag to wipe off the reservoir cap and the area, around the cap. This will .:"'-.fV: ":"""': . : ' *-" /$.£. . 4.29 The power steering fluid level is checked by looking through the plastic reservoir help prevent any foreign matter from entering the reservoir during the check. 28 Twist off the cap and check the tempera- ture of the fluid at the end of the dipstick with your finger. 29 View the level of power steering fluid through the translucent reservoir (see illus- tration). At no time should the fluid level drop below the upper mark for each heat range. 30 If additional fluid is required, pour the specified type directly into the reservoir, using a funnel to prevent spills. .' 31 If the reservoir requires fre,quent fluid. additions, aU power steering hoses, hose con- nections, the power steering pump and the rack and pinion assembly should be carefully checked-for leaks. Automatic transaxle fluid Refer to illustrations 4.35a and 4.35b 32 The level of the automatic transaxle fluid should be carefully maintained. Low.fluid level can lead to slippirlg or loss of drive, while overfilling can cause foaming, loss of fluid and transaxle damage. . 33 The transaxle fluid level should, only be checked when the transaxle is hot (at its normal operating temperature). If the vehicle has just been driven over 10 miles (15 miles in a frigid -climate), and the fluid temperature is 1 O to 175-degrees F, the transaxle is hot. Caution: If the vehicle has just been driven for a long time at high speed or in city traf- fic in hot weather, or if it has been pulling a trailer, an accurate fluid level reading cannot be obtained. Allow the fluid to cool down for about 30 minutes. 34 If the vehicle has not just been driven, park the vehicle on level ground, set the park- ing brake and start the engine. While the engine is idling, depress the brake pedal and move the selector lever through all the gear ranges, beginning and ending in Park. 35 With the engine still idling, remove the dipstick from its tube (see illustration). Check the level of the fluid on the dipstick (see illus-
1-1-0 Chapter 1 Tune-up and routine maintenance 4.35a The automatic transaxle dipstick is located in a tube which extends forward from the transaxle tration) and note its condition. 36 Wipe the fluid from the dipstick with a clean rag and reinsert it back into the filler tube until the cap seats. 37 Pull the dipstick out again and note the fluid level. If the transaxle is cold, the level should be in the COLD or COOL range on the dipstick. If iJ is hot, the fluid leve1 should be in the HOT range. If the level is at the low side of either range, add the specified automatic transmission fluid through the dipstick tube with a funnel. 38 Add just enough of the recommended fluid to fill the transaxle to the proper level. 4.35b If the automatic transaxle fluid is cold, the level should be between the two lower notches; if it's at operating temperature, the level should be between the two upper notches It takes about one pint to raise the level from the low mark (0 the high mark when the fluid is hot, so add the fluid a little at a time and keep checking the level until it is correct. 39 . The condition of the fluid should also be checked along with the level. If the fluid at the end of the dipstick is black or a dark reddish brown color, or if it emits a burned smell, the fluid should be changed (see Section 26). If you are in doubt about the condition of the fluid, purchase some new fluid and ompare the two for color and smell. 5.2 A tire tread depth indicator should be used to monitor tire wear - they are available at auto parts stores and service stations and cost very little 5 Tire and tire pressure checks (every 250 miles or weekly) Refer to illustrations 5.2, 5.3, 5.4a, 5.4b and 5.8 1 Periodic inspection of the tires may spare you from the inconvenience of being stran d with a flat tire. It can also provide you with vital information regarding possible problems in the steering and suspension systems before major damage occurs. 2 Normal tread wear can be monitored -:: It 'f it i:; , "'::.; "0 -« - UNDERINFLATION ...; ." . _. .' . : . " ...... , ,* ..,,<'. .': : . ;..:.:»4. ,/ , '. j ., ',,' '. . . . ... . INCORRECT TOe IN OR EXTREME CAMBER CUPPING Cupping may be caused by: . Underinflation and/or mechanical irregularities such as out...of balance condition of wheel and/or tire, and bent or damaged wheel.. . Loose or worn steering tie-rod or steering idler arm.. . Loose, damaged Of wom front suspension parts., , ',< 5 f I \f; '. r ;:. \; \ , .1 '\ <,' . . .< OVERINFLATJON FEATHERING DUE TO MISALIGNMENT 5.3 This chart will help you determine the condition of your tires, the probable cause(s) of abnormal wear and the corrective action necessary
Chapter 1 Tune-up and routine maintenance 1-1'1 5.4a If a tire loses air on a steady basis, check the valve core first to make sure it's snug (special inexpensive wrenches are commonly available at auto parts stores) with a simple, inexpensive device known as a tread depth indicator (see illustration). When the tread depth reaches the specified mini- mum, replace the tire(s). ' 3 Note any abnormal tread wear (see illustration). Tread pattern irregularities such as cupping, flat spots and more wear on one side than the other are indications of front end alignment and/or balance problems. If any of these conditions are noted, take the vehicle to a tire shop or service station to correct the problem. 4 Look closely for cuts, punctures and embedded nails or tacks. Sometimes a tire will hold its air pressure for a short time or leak down very slowly even after a nail has embed- ded itself into the trea'd. If a slow leak persists, check the valve stem core to make sure it is tight (see illustration). Examine the tread for an object that may have embedded itself into the tire or for a "plug" that may have begun to leak (radial tire punctures are repaired with a plug that is installed in a puncture). If a punc- ture is suspected, it can be easily verified by spraying a solution of soapy water onto the puncture area (see illustration). The soapy , solution will bubble if there is a leak. Unless the puncture is inordinately large, a tire shop or gas station can usually repair the punctured tire. 5 Carefully inspect the inner sidewall of each tire for evidence of brake fluid leakage. If you see any, inspect the, brakes immediately. 6 Correct tire air pressure adds miles to the lifespan of the tires, improves mileage and enhances overall ride quality. Tire pres- sure cannot be accurately estimated by look- ing at a tire, particularly if it is a radial. A tire pressure gauge is therefore essential. Keep an accurate gauge in the g'lovebox. The, pres- su re gauges fitted to the nozzles of air hoses at gas stations are often inaccurate. 7 Always check' tire pressure when the tires are cold. "Cold," in this case, means the vehicle. has not been driven over a mile in the -three hours preceding a tire pressure check. A pressure rise of four to eight pounds is not . . 5.4b If the valve core is tight, raise the corner of the vehicle with the low tire and spray a soapy water solution onto the tread as the tire is turned slowly - slow leaks will cause small bubbles to appear 6.2 These tools are required when changing the engine oil and filter 1 Drain pan - ./t should be fairly shallow in depth, but wide in order to prevent spills 2 Rubber gloves - When removing the drain plug and filter, it is inevitable that you will get oil on your hands (the gloves will prevent burns) 3 Breaker bar - Sometimes the oil drain .plug is pretty tight and a long breaker bar is needed to loosen it 4 Socket - To be used with the breaker . bar or a ratchet (must be the correct size to fit the drain plug) 5 Filter wrench - This is a metal band- type wrench, which requires clearance . around the filter to be effective 6 Filter wrench - This type fits on the bottom of the filter and can be turned with a ratchet or beaker bar (different size wrenches are available for different types of filters) :y: :».' 5.8 To extend the life of your tires, check the air pressure at least once a week with an accurate gauge (don't forget the sparel) uncommon once the tires are warm. 8 Unscrew the valve cap protruding from the wheel or hubcap and push the gauge firmly onto the valve (see illustration). Note the reading on the gauge and compare this.fig- ure to the recommended tire pressure shown on the tire placard on the left door. Be sure to reinstall the valve cap to keep dirt and mois- tureout of the valve stemmechanisrn. Check all four tires and, if necessary, add enoug air to bring them up to the recommended pres- su re levels. 9 Don't forget to keep the spare tire inflated .to the specified pressure (cOnsult your owner's manual). Note that the air pressure specified - for the compact spare is significantly higher than the pressure of the regular tires. 6 Engine oil and oil filter change (every 3 OO miles or 3 months) Refer to illustrations 6.2, 6.7, 6. 13 and 6. 15' 1 Frequent oil changes are the best pre- ventive maintenance the home mechanic can give the engine, because aging oil becomes diluted and contaminated, which leads to pre- mature engioe wear. 2 Make sure that you have all the neces- sary tools' before you begin this procedure (see illustration). You should alsq have plenty of rags or newspapers handy for mop- ping up any.spills. , 3 Access to the underside of the vehicle is greatly improved if the vehicle can be lifted on a hoist, driven onto ramps or supported by jcickstands. Warning: Do not work under a vehic!e which is supported only by a bumper,' hydraulic or scissors-type jack. 4 If this is your first oU change, get under the vehicle and familiarize yourself with the location of the oil drain plug. The engine and exhaust components will be warm during the actual work, so try to 'anticipate any potential problems before the engine and accessories are hot.
1-12 Chapte.r 1 Tune-up and routine maintenance \k , .' b""" « 6.1 Use a proper size box-end wrench or socket to remove the oil' drain plug and avoid rounding it off 5 Park the vehicle on a level spot. Start the engine and allow it to reach its normal oper- ating temperature (the needle on the tem- perature gauge should be at least above the bottQm mark). Warm oil and sludge will flow out more easily. Turn off the engine when it's warmed up. Remove the filler cap in the rear carn cover. . 6 Raise the vehicle and support it on jackstands Warning: To avoid personal injury, never get beneath the vehicle when it is supporled by only by a jack. The jack pro- vided with your vehicle is designed solely for raising the vehicle to remove and replace the wheels. Always use jackstands to support the vehicle when it becomes necessary to place your body underne th the vehicle. 7 Being careful not to touch the hot exhaust components, place the drain pan under the drain plug in the bottom of the pan and remove the plug (see illustration). You may want to wear gloves while unscrewing the plug the final few turns if the engine is really hot. 8 Allow the old oil to drain into the pan. It may be necessary to move the pan farther under the engine as the oil flow slows to a trickle. Inspect the old oil for the presence of metal shavings and chips. 9 After all the oil has drained, wipe off the drain plug with a clean rag. Even minute metal particles clinging to th.e plug would immedi- ately contaminate the new oil. 10 Clean the area around the drain plug opening, reinstall the plug and tighten it securely, but do not strip the threads. . 11 Move the drain pan into position under the oil filter. 12 Loosen the oil filter (see illustration) by turning it counterclockwise with the filter wrench. Any standard filter wrench should work. Once the filter is loose, use your hands to unscrew it from the block. 13 itha clean rag, wipe off the mounting su ace on, the block: If a resid.ue of old oil i allowed to remain, it will smoke whe'n the block .is heated up. It will also prevent the new filter from seating properly. Also make sure that the none of the old gasket remains stuck 6.12 The oil filter points straight down from the engine block to the mounting surface. It can be removed with a craper if necessary. 14 . Compare the old filter with the new one to make sure they are the same type. Smear some engine oil on the rubber gasket of the new filter and screw it into place (see illus- tration). Because overtightening the filter will damage the gasket, do not use a filter wrench to tighten the filter. Tighten' it by hand following the directions on the canister or packing box. 15 Remove all tools, rags, etc. from under the vehicle, being careful not to spill the oil in the drain pan, then lower the vehicle. 16 Add new oil to the engine through the oil filler cap in the valve cover. Use a funnel to pre- vent oil from spilling onto the top of the engine. Caution: Don't push the funnel into the engine as this will bend the inner baffle and could cause enegine damage. Pour three quarts of fresh oil into the engine. Wait a few minutes to allow the oil to drain into' the pan, then check the level on the oil dipstick (see Section 4 if necessary). If the oil level is at or near the F mark, install the filler cap hand tight, start the engine and allow the new oil to circulate. 17 Allow the engine to run for about a min- ute. While the engine is running, look under the vehicle and check for leaks at the oil pan drain plug and around the oil filter. If either is leaking, stop the engine and tighten the plug or filter slightly. 18 Wait a few minutes to allow the oil to trickle down into the pan, then recheck the level on the dipstick and, if necessary, add enough oil to bring the leyel to the F mark. 19 During the first few trips after an oil change, make it a point to checl frequently for leaks and proper oil level. 20 The old oil drained from the engine can- not be reused in its present state and should be discarded. Check with your local refuse disposal company, disposal facility or environ- mental agency to see if they wiIJ accept the oil for recycling. Don't pour used oil into drains or onto the ground. After the oil has cooled, it can be drained into a suitable container (capped plastic jugs, topped bottles, milk cartons, etc.) for transport to. one of these disposal sites. 6.14 Lubricate the oil filter gasket with clean engine oil before installing the filter on the engine 7 Windshield wiper bla e inspection and replacement (every 7500 miies or6 months) Refer to illustrations 7.5, 7.6 and 7.7 1 . The windshield wiper. and blade assem- bly should be inspected periodically for dam- age, loose components and cracked or worn blade elements. 2 Road film can build up on the wiper blades and affect their efficiency, so they. should be washed regularly with a mild deter- gent solution. 3 The action of the wiping mechanism ' can loosen bolts, nuts and fasteners, so they should be checked and tightened, as neces- sary, at the same time the wiper blades are checked. 4 If the wiper blade element are cracked, worn or warped, or no longer clean adequately, th y should be replaced with new ones.. 5 Remove the wiper blade assembly from 7.5 Push .on the release-lever and slide the wiper assembly down out of the hook - in the end of the wiper arm
Chapter 1 Tune-up and routine maintenance, 7.6 After detaching the end of the element, slide it out of. the end of the frame the arm by pushing on the release lever, then sliding the assembly down and out of the hook in the end of the arm (see illustration). 6 Squeeze the end of the wiper element and pull it out of the wiper frame (see il1ustra- tion). 7 Insert the new element. end without the cutouts into the wiper frame. < Slide the ele- ment fully into place, then seat the protrusions in the end of the frames to secure it (see illus- tration). , 8' CI'utch pedal freeplay check and adjustment (every 7500 miles or 6 months) Refer to illustration 8. 1 1 Peel back the carpet and check the A \y '.LD J'2037 1 ' H YNE ' 8 1 , Clutch .pedal height and freeplay . measurl g,points and djustments A Pedal freeplay adjustment point B.. Pedal height adjustment point C Pedal height measurement point D Freeplay measurement point clutch pedal height (see illustration). If pedal height is incorrect, loosen the locknut and turn the stopper bolt until the height is correct. Tighten the locknut. 2 Press down lightly on the clutch pedal and measure the distance that it moves freely before the clutch' resistance is felt. The free- play should be within the specified limits. If it isn't, it must be adjusted. 3 Loosen the locknut on the pedal end of the clutch pushrod (see illustration 8.1). . 4 Turn the pushrod until pedal freeplay is correct. 5 Tighten the locknut. 6 After adjusting the pedal freeplay, check the pedal height again, adjusting it if neces- sary. 9 Battery check, maintenance and charging (every 7500 miles or 6 months) Refer to illustrations 9.1, 9.6a, 9.6b, 9.7a, 9.7b and 9.8 Warning: Certain precautions must be fol- lowed when checking and servicing the bat- tery. Hydrogen gas, which is highly flammable, is always present in the battery cells, so keep lighted tobacco and all other open flames and sparks away from the b!='ttery. The elec- trolyte inside the battery is actually dilute sul- furic. acid, which will cause injury if splashed on your skin or in your eyes. It Will also ruin clothes. and painted surfaces. When removing the battery cables, always c!etach the' nega- tive cable first .and hook it up ICJsti . ' , 1 A routine preventive maintenance pro- gram for the battery in your vehicle is the.oniy way to ensure quick and .reliable cstarts. But before performing any battery f11aintenance, make sure that you have the' proper equip- ment necessary' to work safely around the battery (see illustration). 2 There are also several precautions that should be taken whenever battery, mai nte- nance is performed. Before serv.icing the battery, always turn the engine and all acces- sories off and disconnect the cable from the negative terminal of the battery. 3 The battery produces. hydrogen gas, which is both flammable and' explosive. Never 1-13 7.7: Slide the element into place until the, cutouts seat ioto the locking claw 9.1 Tools and materials required for battery maintenance 1 Face shield/safety goggles - When removing corrosion with a brush, the acidic particles can easily fly up into your eyes 2 Baking soda - A solutio.n of baking soda and water can be us d to neutralize' coffosion 3 Petroleum jelly - A layer of this on the battery posts will help prevent corrosion . 4 Battery post/cable cleaner.. Thi$ wire brush cleaning tool will remove all traces of corrosion from the battery posts and cable clamps . 5 Treated felt washers - Placing one of these on each post, directly under the cable clamps, will help prevent corrosion 6 Pullf!r - Sometimes the cable clamps are very difficult to pull off the posts, even after the nut/bolt has be n completely loosened. This tool pulls the clamp straight up and off the post without damage 7 Battery post/cable cleaner - Here is another cleaning tool which is a slightly different ver ion of number 4 above, but . it does the same thing 8 Rubber gloves.. Another safety item to consider when servicing the battery;. remember that's acid inside the b ttery
1-14 Chapter 1 . Tune-up and routine maintenance 9.6a Battery terminal corrosion usually appears as light, fluffy powder . create a spark, smoke or light a match around the battery. Always charge the battery in a ventilated area. 4 Electrolyte contains poisonous and cor- rosive sulfuric acid. Do not allow it to get in your eyes, on your skin on your clothes. Never ingest it. Wea protective safety glasses when working near the battery. Keep children away from the battery. 5 Note the external cond ition of the bat- tery. If the positive terminal and cable clamp on your vehicle's battery is quipped with a rubber protector make sure that it's not tom or d maged. It should completely cover the terminal. Look for any corroded or loose con- nections, cracks, in the case or cover or loose hold-down clamps. Also check the entire length of each cable for cracks and frayed conductors. 6 If corrosion, which looks like white, fluffy deposits (see Illustration) is evident, particu- larly around the terminals, the battery should be removed for cleaning. Loosen the cable clamp bolts with a wrench, being careful to remove the ground cable first, and slide them . off the terminals (see illustration). Then dis- connect the hold-down clamp bolt and nut, remove the clamp and lift the battery from the engine' compartment. 7 Clean the cable clamps thoroughly with a battery brush or a -terminal cleaner and a solution of warm water and baking soda (see illustration). Wash the terminals and the top of the battery case with the same solution but make sure that the solution doesn't get into the battery. When cleaning the cables, termi- nals and battery top, wear safety goggles and' rubber gloves to prevent any solution from coming in contact with your eyes or hands. Wear old clothes too - even diluted sulfuric . (' aCid splashed onto clothes will bum holes in them. If the terminals have been extensively corroded, clean them up with a terminal cleaner (see illustration). Thoroughly wash all cleaned areas with plain water. . 8 Make sure that the battery tray is in good condition and the hold-down nut and bolt are tight (see illustration). If the battery is removed from the tray, make sure no parts 9.6b Removing a cable from the battery post with a wrench - sometimes a pair of special battery pliers are required for this procedure if corrosion has caused deterioration of the nut hex (always remove the ground (-) cable first and hook it up lastl) remain in the bottom of the tray when the bat- tery is reinstalled. When reinstalling the hold- down clamp bolt or nut, do not overtighten it. 9 Information 'on removing and installing the battery can be found in Chapter '5. Infor- mation on jump starting can be found at the front of this manual. For more 'detailed bat- tery checking procedures, refer to the Haynes Automotive Electrical Manual. Cleaning 10 Corrosion on the hold-down components, battery case and surrounding areas can be removed with a solution of water and baking soda. Thoroughly rinse all cleaned areas with plain water. 11 Any metal parts of the vehicle damaged by corrosion should be covered with a zinc- based primer, then painted. Charging Warning: When batteries are being charged, hydrogen gas, which is very explos,ive and ,/ , ., . ," 9.7b Regardless of the type of tool used to clean the battery posts, a clean, shiny surface should be the result 'J 9.7a When cleaning the cable clamps, all corrosion must be removed (the inside of the clamp is tapered to match the taper on the post, so don't remove too much material) flammable, is produced. Do not smoke or allow open flame's near a charging or a recently charged battery. Wear eye protection when near the battery during charging. Also, make sure the charger is unplugged before connecting or disconnecting the battery from the charger. 12 Slow-rate charging is the best way to restore a battery that's discharged to the point where it will not start the engine. It's also a good way to maintain the battery charge in a vehicle that's only driven a few miles. between starts. Maintaining the battery charge is par- ticularly important in the winter when the bat- tery must work harder to start the engine and electrical accessories that drain the battery are in greater use. 13 It's best to use a one or two-amp battery charger (sometimes called a "trickle" char- ger). They are the safest and put the least strain on the battery. They are also the least expensive. For a faster charge, you can use a higher amperage charger, but don't use one rated more than 1/10th the amp/hour fating of the battery. Rapid boost charges that claim . 9.8 Make sure the battery clamp nut and olt are tight
- Chapter 1 Tune-up and routine maintenance 1.15 AISt- .. W' """ " "'<"¥.«0ooY «: ....,:: ,,{ ACCEPTABLE . '-".:::.,:: . ::>::? {:s. ':' ':::':;':"".::;,:-:- ,. .... .. :> :.::-::;.:;:::.:;.:::. :: ::::: : ':';' ::': ":;::x' .;'::: :::,>..;' :; :.:;: ," .. \f'" Cracks Running Acro8$ NV" Portions of Belt ." . '.'. ..... ... 'f! 2 ;;" 2 :i :"..' ;'";',: ",, ,,; 1 1I2u I . = Adjacent UNACCEPTABLE" 10.3 Check the multi-ribbed belt for signs of wear like these - if the belt looks worn, replace it .. - ... t ..... . y ". . . . . ..k .ya.M ". .. . . ',e.,-. ' .'.. · Cracks Running Paralel to "V" Portions of Belt to restore the power of the battery in one to two hours are hardest on the battery and can damage batteries not in good condition. This type of charging should only be used in emer- gency situations. 14 The average time necessary to charge a battery should be listed iD the instructions that come with the charger. As a general rule, a trickle charger will charge a battery in 12 to 16 hours. 10 Drivebelt check and replacement (every 7500 miles or 6 months) Check Refer to illustration 10.3 1 The alternator, power steering pump, water pump and air-conditioning compressor are all driven by one serpentine belt. Because of their .composition and the stresses they are subjected to, drivebelts stretch and deterio- rate as they get'older. They must therefore be inspe,cted periodically. 2 The serpentine belt has no adjustment for tension, as with older systems with mul- . tiple V-belts. The engine has a tensioner that automatically applies the right belt tension and compensates for belt stretch over time. 3 With the engine off, open the hood and locate the drivebelt. With a flashlight, check the belt for separation of the adhesive rub- ber on both sides of the core, core separation from the belt side, a severed core, separation of the ribs from the adhesive rubber, cracking or separation of the ribs, and torn or worn ribs or cracks in the inner ridges of the ribs (see illustration). Also check for fraying and glaz- ing, which gives the belt a shiny appearance. Both sides of the belt should be inspected, which means you will have to twist the belt to check the underside. Use your fingers to feel the belt where you can't see it. If any of the above conditions are evident, replace the belt (go to Step 4). POWER STEERING PUMP TENSIONER PULLEY 10.5 Drivebelt routing diagram CRANKSHAFT PULLEY ALTERNATOR AIR CONDITIONING COMPRESSOR 192036-1-10.15 HAYNESf 10.4 To release the tension on the drivebelt, place a long wrench or socket and ratchet on the hex-shaped boss, then turn the tensioner clockwise Replacement Refer to illustrations 10.4 and 10.5 4 Rotate the belt tensioner clockwise to release the tension, then slip the belt off the pulleys (see illustration). Slowly release the tensioner. 5 Route the new belt over the pulleys (see illustration), again rotating the tensioner to allow the belt to be instarted, then re}ease the belt tensioner. 6 M'ake sure the belt is properly centered in the pulleys. Drivebelt tensioner replacement Refer to illustration 10.7 7 To replace a tensioner that can't prop- erly tension the belt, or one that exhibits binding or a worn-Qut bearing/pulley, remove the drivebelt (see Step 4) then unscrew the mounting bolt and nut' (see illustration). 8 I nstallation is the reverse of the removal procedure. Tighten the fasteners to the torque values listed in this Chapter's Specifications. 9 Install the drivebelt (see Steps 5 and 6). 10.7 The drivebelt tensiolier is retained by a nut and a bolt
1-16 Chapter1 Tune-up and routine maintenance 11 Underhood hose check and replacement (every 7500 miles or 6 months) Caution: Replacement of air conditioning hoses must be left to a dealer service depart- men't or air conditioning shop that has the equipment to depressurize the system safely. Never remove air conditioning components or hoses until ttie system has been depressur- ized. General 1 High temperatures in the engine com- partment can c8:use the deterioration of .the rubber - and plastic hoses used for engine, accessory and emission, systems opera- tion..' Periodic inspection should be made for cracks, loose clamps, material hardening and leaks. 2 Information specific to the cooling sys- tem hoses can be found in Section 12. 3 Some, but not all, hoses ar secured to the fittings with clamps. Where clamps are used, check to be sure they haven't lost their tension, allowing the hose to leak. If clamps aren't used, make sure the hose has not expanded and/or hardened where it slips over the fitting, allowing it to leak. Vacuum hoses 4 It's quite common for vacuum hoses, especially those in the emissions system, to be color coded or identified by colored stripes molded into them. Various systems require hoses with different wall thickness, collapse resistance and temperature resistance. When replacing hoses, be sure the new ones are . made of the same material. 5 Often the only effective way to. check a hose is to remove it completely from the vehicle. If more than one hose is removed, be sure to label the hoses and fittings' to ensure . ,correct installation. '. 6 When checking vacuum hoses, be sure to include any plastic T-fittings in the check. Inspect the fittings for cracks and the hose where it fits over the fitting for distortion, which could cause leakage. . 7 A small piece of vacuum hose (1/4-inch inside diameter) can be used as a.stethoscope to detect vacuum leaks. Hold one end of the hose to your ear and probe 'around vacuum hoses and fittings, listening for the "hissing" sound characteristic of a vacuum leak. Warn- ing: When probing with the vacuum hose stethoscope, be vety careful not to come into contact with moving engine components such f1s the drivebelt, cooling fan, etc. Fue/hose Warning: Gasoline is' extremely flamm.able, SO tak.e extra precal!tions. when you work on any'part of the fuel system. Don't smoke or allow open flames or bare light bu/bsnear the work area, and don't work in a garage where a gas-type appliance (such as. a water heater \ or a clothes dryer) is present. Since gaso- line is carcinogenic, wear latex gloves when there's a possibility of being exposed to fuel, and, if you spill any fuel on your skin, rinse it off immediately with soap and water. Mop up any spills immediately and do not store fuel-soaked rags where they cOL!/d ignite. The fuel system is under constant pressure, so, if any fuel lines are to be disconnected, the fuel pressure in the system must be relieved first. When you perform any kind of work on the fuel system, wear safety glasses and have a Class B type fire extinguisher on hand. 8 Check all rubber fuel lines for deteriora- tion and chafing. Check especially for cracks in areas where the hose bends and just before fittings, such as where a hose attaches to the fuel filter. 9 High quality fuel "Hne, specifically de- signed for fuel injection systems, must be used for fuel line replacement. Warning: Never use anything other than the proper fuel line for fue/line replacement. 10 Spring-type clamps are commonly used on fuel lines. These clamps often lose their tension over a period of time, and can be "sprung" during removal. Replace all spring- type clamps with screw clamps whenever a hose is replaced. Meta/lines 11 Sections of metal line are often used for fuel line between the fuel pump and fuel injec- , tion unit. Check carefully to be' sure the line has not been bent or crimped and that cracks have not started in the lin . 12 If a section of metal fuel line must be replaced, only seamless steel tubing sho .Jld be us.ed, since copper and aluminum tubing don't have the strength necessary to with- stand normal engine vibration. 13 Check the metal brake lines where they enter the master cyHnder and brake propor- tioning unit (if used) for cracks in the lines or loose' fittings. Any sign of brake fluid leakage calls for an immediate thorough inspection of the brake system. 12 Cooling system check (every 7500 miles or '6 months) Refer to illustration 12.4 1 Many major engine failures can be attrib- uted to a faulty cooling system. If the vehicle is equipped with an automatic transaxle, the cooling system also cools the tr nsaxle fluid and thus plays an important role in prolonging transaxle life. 2 The cooling system should ,be checked with the engine cold. Do this before the vehi- cle is driven for the day or after the engine has been shut off for at least three hours. 3 Remove. the radiator cap by turning it to the left until it reaches a stop. If you hear a hissing sound (indicating there is still pressure , in the system), wait until it stops. Now press down on the cap with the palm of your hand and continue turning to the left until the cap Check for a chafed area that , could fail prematurely. Check fot a,fSoft area incticatin, the'hoH h.. deteriotated'inalde. .0." . _ , .... .. . ...p. . . _. .... _.._-.. .. . ".", Overtightening ,the cl8JI1P on, a , hardened hose will damage the hose and cause a leak. Check each hose 'for swelling and oil-soaked ends. Cracks and breaks can be located by $queezing the hOse. 12.4 Hoses, like drivebelts, have a habit of failing at the worst possible time · to prevent the inconvenience of a blown radiator or heater hose, inspect them carefully as shown here can be removed. Thoroughly clean the cap; inside and out, with clean water. Also clean the filler neck on the radiator. All traces of corro- sion shou'ld be removed. The coolant inside the radiator should be relatively transparent. If ' it's rust colored, the system should be drained' and refilled' (see Section 23).. 'If the coolant level' isn't up to the top, add additional anti- , freeze/coolant mixture (see Section 4). 4 Carefully check the large upper and lower radiator hoses along with the smaller diameter heater hoses which run from the engine to the firewall. Inspect each hose ?Io g its entire length, 'replacing any hose which IS cracked, swollen or shows signs of deteriora- tion. Cracks may become more apparent if the hose is squeezed (see, illustration). Regard- less of condition, it's a good idea to replace hoses with new ones every two years. 5 Make sure that all hose connections are
Chapter 1 Tune-up and routine maintenance 1.17 LF RF LR RR 11.AJ HAYNES' , 13.2 The recommended tire rotation pattern for these vehicles tight. A leak in the cooling system will usually shQw up as white or rust colored deposits on.the areas adjoining the leak. If wire-type clamps are used at the ends of the hoses, it may be a good idea to replace them with more secure screw-type clamps. 6 Use compressed air or a soft brush to remove bugs leaves, etc. from the front of the radiator or air conditioning condenser. Be careful not to damage the delicate cooling fins or cut yourself on them. 7 Every other inspection, or at the first indi- cation of cooling system problems, have the cap and. system pressure tested. If you don't have a pressure tester, most gas stations and repair shops will do this for a minimal charge. 13 Tire rotation (every 7500 miles or 6 months) Refer to illustration 13.2 1 The tires should be rotated at the speci- fied intervals and whenever uneven wear is noticed. Since the vehicle will be raised and the tires removed anyway, check, the brakes (see Section 15) at this time. 2 Radial tires mU$t be rotated in a specific pattern (see illustration). 3 Refer to the information in Jacking and towing at the front of this manual for the proper procedures to follow when raising the vehicle and changing a tire. If the brakes are to be. checked, do not apply the parking brake as stated. Make sure the tires are blocked to prevent the vehicle from rolling. 4 Preferably, the entire vehicle should be raised at the same time. This can be done , on a hoist or by jacking up each comer and then lowering the vehicle 'onto jack$tands placed under the frame rails. Always use four jackstands and make sure the vehicle is firmly supported. 5 After rotation, check and adjust the tire pressures as'necessary and be sure to check the lug nut tightness. €) For further information on the wheels arid tires, refer to Chapter 10. 14 Seat belt check (every 7500 miles or 6 months) 1 Check the seat belts, buckles, latch plates and guide loops for obvious damage and signs of wear. Seat belts th t exhibit fray- ing a'iong the edges should be replaced. 2 Where the seat belt receptacle bolts to the floor of the vehicle, check that the bolts are secure. 3 See if the seat belt reminder light comes on when the key is turned to the Run or Start position. A chime should also sound. 15 Brake check (every 15,000 miles or 12 months) Warning: Dust created by the brake system is harmful to your health. Never blow it out with compressed air and don't inhale any of it. An approved filtering mask should be worn when working on the brakes. Do not, under any cir- cumstances, use petroleum-based solvents to clean brake parts; Use brake system cleaner only! Note: For detailed photographs of the brake system, refer to Chapter 9. 1 In addition to the specified intervals, the brakes should be inspected every time -the wheels are remo ed or whenever a defect is suspected. Any of the following symptoms could indicate a potential brake system defect: The vehicle pulls to one side when the brake pedal is depressed; the brakes make squeal- ing or draggi'ng noises when applied; brake travel is excessive; the pedal pulsates; brake fluid leaks, usually onto the inside of the tire or wheel. - 2 The disc brake pads have built-in wear indicators which should make a high-pitched squealing .or .scraping noise when they are worn to the replacement point. When you hear this noise, replace the pads immediately .or expansive damage to the discs can result. 3 Loosen the wheel lug nuts. 4 Raise the vehicle and place it securely on jackstands. 5 Remove the wheels (see Jacking, and towing at the front .of this book, or your own- er's manual, if ecessary). Disc brakes Refer to illustration 15.6 6 There are two pads - an outer and an inner - in each caliper. ,The pads are visible th ough small inspection holes in each caliper (see illustration). 7 C eck the pad thickness by looking at each end of the caliper and through the inspection hole.in the caliper body. If the lining material is less than the thickness listed in this w.,, :'- ,'@ .r. ::.t.'. 15..6 You will find an inspection hole like this in each caliper - placing a rufer,across the hole should enable you to determine, the thickness of remaining pad material for both inner and outer pads Chapter's Specifications, replace t,he pads,. Note: Keep in mind that the lining material is riveted or bonded to a metal backing plate and the metal portion i$ not included in this measurement. 8 If it is difficult. to determine the exact thickness of the remaining pad material by the above method, or if you are at all concerned about the condition of the pads, remove the caliper(s), then remove the pads .for further inspection (refer to Chapter 9). 9 Once the pads are removed from the calipers, clean them with brake cleaner and re-measure them. 10 Measure the disc thicknes's with a micrometer to make sure that it still has, ser- vice life remaining. If any disc is thinner than the specified minimum thickness, replace it (refer to Chapter 9). Even if the disc has ser- vice life remaining, check its condition. Look for scoring, gouging and burned spots. If, these conditions exist, remove the disc and have it resurfaced (see Chapter 9). 11 . Before installing the wheels., check all brake lines and hoses for damage, wear, deformation, ,cracks, corrosion, leakage, bends and twists, particularly in the vicinity of the rubber hoses at the calipers. 12 Check the clamps for tightness and the connections for leakage. Make sure that all hoses and 'lines are clear of sharp edges, moving parts and the exhaust system. If any of the above conditions are noted, repa,ir, reroute or replace the lines and/or fittings as necessary (see Chapter. 9). Rear drum ,brakes Refer to illustrations 15. 15 and 15. 17 , 13 To check the brake shoe lining thickness 'without' removing the brake drums, remove the rubber plug from the backing plate and use a flashlight to inspect the i linings. For a more thorough brake inspection, follow the procedure below.' 14 Refer to Chapter 9 and remove the rear
1-18 Chapter 1 Tune-up and routine maintenance A )(i,,,: Ji : .'; ':: Wf; L' v ' 15.15 If the lining is bonded to the brake shoe, ,measure the lining thickness from the outer surface to the metal shoe, as shown here; if the lining is riveted to'the shoe, measure from the lining outer surface to the rivet head brake drums. 15 Note the thickness of the lining mate- rial on the rear brake shoes (see illustra- tion) and look for signs of contamination by brake fluid and grease. If the lining material is within 1/16-inch of the recessed rivets or metal shoes, replace the brake shoes with new ones. The shoes should also be replaced if they are cracked, glazed (shiny lining sur- faces) or contaminated with brake fluid or grease. See Chapter 9 for the replacement procedure. 16 Check the shoe return and hold-down springs and the adjusting mechanism to make sure they're installed correctly and in good condition. Deteriorated or distorted springs, if not replaced, could allow the linings to drag and wear prematurely. 17 Check the wheel cylinders for leakage by carefully peeling back the rubber boots (see illustration). If brake fluid is noted behind the boots, the wheel cylinders must be replaced (see Chapter 9). 18 Check the drums for cracks, score marks, deep scratches and hard spots, which will appear as small discolored areas. If imper- fections cannot be removed with emery cloth, the drums must be resurfaced by an automo- tive machine shop (see Chapter 9 for more detailed information). 19 Install the brake drums. 20 Install the wheels and lug nuts. 21 Remove the jackstands and lower the vehicle. 22 Tighten the wheel lug nuts to the torque listed in this Chapter's Specifications. Brake booster check 23 Sit in the driver's seat and perform the following sequence of tests. 24 With the brake fully depressed, start the engine - the pedal should move down a Iit le when the engine starts. 25. With the engine running, depress the brake pedal several times - the travel distance ' should not change. 15.17 Carefully peel back the wheel cylinder boot and check for leaking fluid indicating that the cylinder must be replaced 26 Depress the brake, stop the engine and hold the pedal in for about 30 seconds - the pedal should neither sink nor rise. 27 Restart the engine, run it for about a minute and turn it off. Then firmly depress the brake several times - the pedal travel should decrease with each application. 28 If your brakes do not operate as described above when the preceding tests are performed, the brake booster has failed. Refer to Chapter 9 for the replacement proce- dure. Parking ,brake 29 Slowly pull up on the parking brake and count the number of clicks you hear until the ' handle is up .as far as it will go. The adjust- ment is correct if you hear the specified num- ber of clicks. If you hear more or fewer clicks, it's time to adjust the parking brake (refer to Chapter 9). 30 An alternative method of checking the parking brake is to park the vehicle' on a steep hill with the parking brake set and the transaxle in Neutral (be sure to stay in the vehicle for this procedure). If the parking -i/"'"""'" , : (! , 1 ' !' !: " . " ' \ ' . , .,: , , ' , ; . ' .,.., " : " '. " ' ,:.. ' , ' ,., ' .., ' . ' . ' .:, ' :,'.., " " , ' .: ' :,..,:.,',.",', . . .- .. '.. ...:/: ",'., : 16.2a Detach the clips and separate the cover from the air cleaner housing brake cannot prevent the vehicle from rolling, it is in need of adjustment (see Chapter 9). 16 Air filter replacement (every 15,000 miles or 12 months) Refer to illustrations 16.2a and 16 2b 1 The air filter is located inside a housing at the left (driver's) side of the engine co.m- partment. 2 To remove the air filter, release the spring clips that keep the two halves of the air cleaner -housing together, then lift the cover up and remove the air filter element (see illustrations). . 3 Inspect the outer surface of the filter ele- ment. If it' is dirty, replace it. If it is only mod- erately dusty, it can be reused by blowing it clean from the back to the front surface with compressed air. Because it is a pleated paper type filter, it cannot be washed or oiled. If it cannot be cleaned satisfactorily with cqm- pressed air, discard and replace it. While the cover is off, be careful not to drop anything , ..,..',..,,''''''''\!i ' ' %, . :; ..t: f :;W"'- :.\' 16.2b Hold the cover up out of the way and lift the element out
Chapter 1 Tune-up and routine maintenance 1-19 17.2 Use a small s'crewdriver to carefully pry out the old gasket - take care not to damage the cap down into the housing. Caution: Never drive the vehicle with the air cleaner removed. Excessive engine wear could result and bac.k- firing could even cause a fire under the hood. 4 Wipe out the inside of the air cleaner housing. 5 Place the new filter into the air cleaner housing, making sure it seats properly. 6 I nstallation of the cover is the reverse of removal. 17 Fuel system check (every 15,000 miles or 12 months) Refer to illustrations 17.2 and 17.5 Warning: Gasoline is extremely flammab/ , so take extra precautions when you work on any part of the fuel system. Don't smoke or allow open flames or bare light bulbs near the work area, and don't work in a garage where a gas-type appliance (such as a water heater or a clothes dryer) is present. Since gaso- line is carcinogenic; wear latex gloves when there's a possibility of being exposed to fuel, and, if you spill any fuel on your skin, rinse it off immediately with soap and water. Mop up any spills immediately and do not store fuel-soaked rags where they could ignite. The fuel system is under constant pressure, . so, if any fuel lines are to be disconnected, the fuel pressure in the system must be relieved first. When you perform any kind of work on the fuel system, wear safety 'glasses and have a Class B type fire extinguisher on hand. 1 , If you smell gasoline while driving or after the vehicle has been sitting in the sun, inspect the fuel system immediately. 2 Remove the gas filler cap and inspect it . for damage and corro ion. The gasket st10uld have an unbroken sealing imprint. If the gas- ket is damaged or corroded, remove it and install. a new one (see illustration). 3 . Inspect the fuel feed and return lines for cracks. Make sure that the threaded flare-nut . type connectors which secure the metal fuel lines to the fuel injection system are tight. 17.5 Inspect the filler hose for cracks and make sure the clamps are tight 4 Since some components of the fuel sys- tem - the fuel tank and part of the fuel feed and return lines, for example - are underneath the vehicle, they can be inspected more eas- ily with the vehicle raised on a hoist. If that's not possible, raise the vehicle and support it securely on jackstands. 5 With the vehicle raised and safely sup- ported, inspect the gas tank and filler neck for punctures, cracks and other damage. The , connection between the filler neck and the tank is particularly critical. Sometimes a rubber filler neck will leak because of loose clamps or deteriorated rubber (see illustration). These are problems a home mechanic can usually rectify. Warning: Do not, under any circum- stances, try to repair a fuel tank (except rub- ber components). A welding torch or any open flame can easily cause fuel vapors inside the tank to explode. 6 Carefully check all rubber hoses and metal lines leading away from the fuel tank. Check for loose connections, deteriorated hoses, crirnped lines and other damage. Care- fully inspect the lines from the tank to the fuel injection system. Repair or replace damaged sections as necessary (see Chapter 4). 18 M'anual transaxle lubricant level check (every 15,000 miles or 12 months) 1 The manual transaxle does no have a dipstick. To check the fluid level, raise the vehicle and support it securely n jackstands. On the lower front side of the transaxle hous- ing, you will see a plug. Remove it. If the lubri- cant level is correct, it should be up -to the lower edge of the hole. 2 If the transaxle needs more, lubricant (if the level is not up to the hale), use a syringe or a gear oil pump to add more. Stop filling the transaxle when the lubricant begins to run out the hole. 3 Install the plug and tighten it securely. Drive the vehicle a short distance, then check for leaks. 19 Steering, suspension and driveaxle boot check (every 15,000 miles or 12 months) Refer to illustrations 19.7 and 19.8 Note: For detailed illustrations of the steering and suspension components, refer to Chap- ter 10. Steering and suspension check With the wheels on the ground 1 With the vehicle stopped and the front wheels pointed straight ahead, rock the steer- ing wheel gently back and forth. If freeplay (see ill.ustration) is excessive, a front wheel bearing, main shaft yoke, intermediate s aft yoke, lower arm balljoint or- steeri.ng system joint is worn or the steering gear is out of adjustment or broken. Refer to Chapter 10 for the appropriate repair procedure. 2 Other symptoms, such as excessive vehicle body movement over rough roads, swaying (leaning) around corners and binding as the steering wheel is turn d, may indicate .faulty steering and/or suspension compo- nents. 3 Chec . the shock absorbers by push- ing down and relea ing the vehicle several times at each corner. If the vehicle does not come back to a level position within one or two bounces, the shocks/struts are Worn and rnust be replaced. When bouncing the Vehicle up and down, listen for squeaks and noises from the suspension components. Additional information on suspension components can be found in Chapter 10. Under the vehicle 4 Raise the vehicle with a floor jack and support it securely on jackstands. See Jack- ing and towing at the front of this book for the proper jacking points. 5 Check the tires for irregular wear pat- terns and proper inflation. See Section 5 in this Chapter for information regarding tire wear and Chapter 10 for the wheel bearing replacement procedures. " 6 Inspect the universal joint between the steering shaft and the steering gear housing. Check the steering gear hou,sing for grease leakage or oozing. Make sure that the dust seals and boots are not damaged and that the boot clamps are not loose. Check the steer- ing linkage for looseness or damage. Check. the tie-rod ends for excessive pl y. Look for loose bolts, broken or disconnected parts and deteriorated rubber bushings on all sus- pension and steering components. While an assistant turns the steering wheel frorn side to side, check the steering components for free movement, chafing and binding. If the steer- ing components do not seem to be reacting with the movement of the steering wheel, try to determine where the slack is located. 7 Move each control arm up and down
1-20 Chapter 1 Tune-up and routine maintenance with a pry bar (see illustration) to ensure that its balljoint has no play. If any balljoint does have play, replace it. See Chapter 10 for the balljoirit replacement procedure. 8 Inspect the baliJoint boots for dam- age and leaking grease (see illustration). \ Replace the balljoints with new ones if they are damaged (see Chapter 10). Driveaxle boot check Refer to illustration 19.10 9 The driveaxle boots are very important because they prevent dirt, water and foreig'n material from entering and damaging the con- stant velocity (CV) joints. Oil and grease can . cause the boot material to deteriorate prema- turely, so it's a good idea to wash the boots with soap and water. Because it constantly pivots back and forth following the steering action of the front hub, the outer CV boot wears out sooner and should be inspected regularly. 10 Inspect the boots for tears and cracks as well as loose clamps (see illustration). If there is' any evidence of cracks or leaking , lubricant, they must be replaced as described in Chapter 8. , j ' -} .., & ':- I 19.7 To check a balljoint for wear, try to move the control arm up and down with a prybar to make sure there is no play in the balljoint (if there is, replace it) 20 Cabin air filter - replacement (every 15,000 miles or 12 months) Refer to illustration 20.3 1 The covered models are equipped with a cabin air filter in the blower housing. The filter traps dust and ponen before the air enters the passenger compartment. 2 For access to the cabin air filter, remove the glove box (see Chapter 11). 3 Release the two clips on the filter door, open the door and remove, the filter (see Ulus- tration). . 4, I nstallation is the reverse of the removal procedure. 21 Brake fluid change (every 30,000 miles or 24 months) Warning: Brake fluid can harm your eyes and damage painted surfaces, so use extreme caution when handling or pouring it. Do not use brake fluid that has been standing open or is more than one' year old. Brake fluid absorbs moisture from the air. Excess mois- 19.10 Flex the driveaxle boots by hand to check for cracks and/or leaking grease 'l'i!' ;;"x" t.i:f. "II' n 19.8 Push on the balljoint boot to check for damage ture can cause a dangerous loss of braking effecuvenes&, ; 1 At the specified intervals, the brake fluid should be drained and replaced. Since the brake fluid may drip or splash when pouring it, place plenty of rags around the master cylo. inder to protect any surrounding painted sur... faces. 2 Before beginning. work, purchase the specified brake fluid (see Recommended lubricants and fluids at the beginning of this Chapter). 3 Remove the' cap from the master.cylin- der reservoir. 4 Using a hand suction pump ,or similar device, withdraw ttJe fluid from the master cyl-:- inder reservoir. 5 Add new' fluid to the master cylinder until it rises to the line indicated on the reservoir. 6 Bleed the brake system as described in Chapter 9 at all four brakes until new and uncontaminated fluid is expelled from the bleeder screw. Be sure to maintain the fluid level in the master cylinder as you perform the bleeding process. If you allow the master cyl- inder to run dry, air will enter the system. 7 Refill the master cylinder with fluid and check the operation of the brakes. The pedal /. jQi '. .1#' .. 20.3 Open the cabin air filter door and slide the filter out
Chapter 1 . Tune-up an.d routine maintenance 1-21 22.1 Tools required for changing spark plugs 1 Spark plug socket - This will have special padding inside to protect the spark plug porcelain insulator 2 Torque wrench - Although not mandatory, use of this tool is the best way to ensure that the plugs are tightened properly 3 Ratchet - Standard hand tool to. fit the, plug socket 4 Extension - Depending on model and accessories, you may need special extensions and universal joints to reach one or more of the plugs 5 Spark plug gap gauge, - This gauge for checking the gap comes in a variety of styles. Make sure the gap for your engine is included should feel solid when depressed,' with no sponginess. Warning: Do not operate the vehicle if you are in doubt about the effective- ness of the brake system. 22 Spark,plug check and replacement (every 30,000 miles or 24 months) Refer to illustrations 22.1, 22.4a, 22.4b, 22.6, 22.10a and 22.10b, 1 Spark plug replacement requires a spark plug secket which fits ente a ratchet wrench. This socket is lined with a rubber grommet to protect the p rcelain insulator of the spark plug and to hold the plug while you insert it into the spark plug hole. Yeu will also need a wire-type feele gauge to. check nd adjust the spark plug gap and a torque wrench to. tighten the new plugs to. the specified terque (see illustration). 2 If you are replacing the plugs, purchase the new plugs, adjust them to the proper gap and then replace each plug 'one at a time. Note: When buying new spark plugs, it's essential that you obtain the cerrect plugs for your specific vehicle. This information can be found in the Specifications Sectien at the beginning of this Chapter, en the Vehicle Emissions Control Information (VECI) label located on the underside of the hood or in . the owner's manual. If. these sources specify different plugs, purchase the spark plug type specified on the VECI label because that 22.4a Spark plug manufacturers recommend using a' wire-type gaug when checking the gap - if the wire does not slide between the electrodes with a slight drag, adjustment is required ,Ii i infarmation is provided specifically for yeur engine. 3 Inspect each of the' new plug$ fer defects. If there are any signs ef cracks in the porcelain insulator ef a plug, don't use it. 4 Check the electrode gaps ef the new plugs. Check the gap by inserting the wire gauge of the preper thickness between the electrodes at the tip of the plug (see illus- trations). The gap between the electredes sheuld be identical to. that listed in this Chap- ter's Specifications er en the VECllabet If the gap is incorrect, use the, notched adjuster en the feeler gauge body to bend the curved side electrede slightly (see illustration). Caution: Don't attempt to adjl!st the gap an a used irid- ium-coated plug. 5 If the side electrode is net exactly .ever the center electrode, use the notched adjuster to align them. Caution: If the gap of a new plug must be adjusted, bend only the base of the ground electrode -:- do net touch the tip. Removal' 6 Remeve the engine cover (see illustra- . tion), then remeve the ignition coils (see Chap- ter 5). 7 If corn pressed air is available, blew any dirt or foreign rnaterial away frem the spark plug area before preceeding. 8 Remove the spark plug. . . { . . 22.4b To change the gap, bend the side electrode only, as indicated by the arrows, and be very careful not to crack or chip the porcelain insulator surrounding the center electrode , ,, ' 22.6 Engine cover fastener locations 9 Whether you are replacing the plugs at th is time or intend to reuse the eld plugs, com- pare each old spark plug with the chart on the inside back cover of this manual to determine the overall running condition ,of the engine. Installation 10 .Prier to installation, it's' a good idea to coat the spark plug threads with anti-seize compound (see illustration). Also., it's eften difficult to insert spark plugs into. their holes without cross-threading them. To avoid this 22.10a Apply a thin coat of anti-seize compound to the spark plug threads
1-22 Chapter 1 Tune-up and routine maintenance 22.1Gb A length of snug-fitting rubber hose will save time and prevent damaged threads when installing the spark plugs possibillty, fit a length of snug-fitting rubber hose over the end of the spark plug (see illustration). The flexible hose acts as a uni- versal joint to help align the p'ug with the plug hole. Should the plug begin to cross-thread, the hose will slip on the spark plug, preventing thread damage. Tighten the plug to the torque listed in this Chapter's Specifications. 11 Install the ignition coil. 12 Follow the above procedure for the remaining spark plugs. 23 Cooling system se icing (draining, flushing and refilling) (every 30,000 miles or 24 months) Warning: Do not allow engine coolant (anti- freeze) to come in contact with your skin or painted surfaces of the' vehicle. Rinse off spills immediately with plenty of water. Anti- freeze is highly toxic if ingested. Never leave antifreeze lying around in an open container or in puddles on the floor; children and pets '.. ' ' . :,',i ,.1 23.4 O'n most models you will-have to remove a cover for access to the radiator drain fitting located at the bottom of the radiator - before opening the valve, push a short section of 3/8-inch ID hose onto the plastic fitting to prevent the coolant from splashing are attracted by it's sweet smell and may drink it. Check with local authorities on disposing of used antifreeze. Many communities have col- lection centers Vv'hich will see that antifreeze is disposed of safely. Antifreeze is flammable under certain conditions - be sure to read the precautions on the container. Note: Non-toxic antifreeze is available at most auto parts stores. Although the antifreeze is non-toxic when fresh, proper disposal is still required. ' 1 Periodically, the cooling system should be drained, flushed and refilled to replenish the antifreeze mixture and prevent formation of rust and corrosion, which can impair the performance of the cooling system and cause engine damage. When the cooling system is serviced, all hoses and the radiator cap should be checked and replaced if necessary. r\ Upper Hose ..... ' Expels Water J' f 2ai10 HAYNEs ) \. :"<: ;": ..::--.- ...;...,..... " ::::::::::. . : .:;.:.:.: . . .'..::. ;....:,.;: ::.;;-::,..,. u""'."":"' . ',....""" ,::',../,"" , . .':. . , " , ' . ' ." ::; :: .,, ' , . :' .:' ,-, '::- .. . ': "' :. - >,.. ". . ;:,,, 23.9 With the thermostat removed, disconnect the upper radiato hose and fiush the radiator and engine block with a garden hose 'Radiator J AA*'''' "r: ',::," , ..,:.:( :-... " ....;; , \, ,. " \ , Sf. 23.5 Attach a length of tubing to the spigot on the engine block drain, then loosen the drain bolt and allow the block to drain Draining Refer to illustrations 23.4 and 23 5 2 Apply the parking brake and block the wheels. If the vehicle has just been driven, wait several hours to allow the engin to cool down before beginning this procedure. 3 Once the rigine is completely cool, remove the radiator cap. 4 Move a 1arge container nder the radia- tor drain to catch the coolant. Attach a 3/8- inch inner diameter hose to the drain fitting to direct the coolant into the' container (some models are already equipped with a hose), then open the drain fitting (a pair of pliers may be required to turn it) (see illustration). 5 After the coolant stops flowing out of the radiator, move the Container under the engine block drain plug (see illustration). Loosen the plug and allow the coolant in the block to drain. 6. While the coolant is draining, check the condition of the radiator hoses, heater hoses and clamps (refer to Section 12 if necessary). Replace any damaged clamps or ho es. Flushing Refer to illustration 23.9 7 Once the system is completely'drained, remove the thermostat from, the engine (see Chapter 3). Then reinstall the thermostat housing without the thermostat. This will allow the system to be thoroughly flushed. 8 Tighten the radiator drain plug.,Tum your heating system controls to Hot, so that the heater core will be flushed at the same time as the rest of the cooling system. 9 Disconnect the upper radiator. hose from the radiator, then place a garden hose in the upper radiator inlet and flush the system until the water runs clear at the upper radiator hose (see Illustration). . 10 In severe cases of contamination or clog- ging of the radiator, remove the radiator (see Chapter 3) and have a radiator repair facility , clean and repair it if necessary. 11 Many deposits can be remoyed by the
Chapter 1 Tune-up and routine maintenance 1-23 chemical action of a cleaner available at auto parts stores. Follow the procedure outlined in the manufacturer's instructions. Note: When the coolant is regularly drained and the sys- tem refilled with the correct antifreeze/water mixture, there should be no need to use chemical cleaners or descalers. 12 Remove the overflow hose from the cool- ant recovery reservoir. Drain the .reservoir and flush it with clean water, then reconnect the hose. Refilling 13 Close and tighten the radiator drain. Install and/or tighten the block drain plug. Reinstall the thermostat (see Chapter 3). 14 Place the heater temperature control in the maximum heat position. 15 Slowly add new coolant (a SO/50 mixture of water and antifreeze) to the radiator until it's full. Squeeze the radiator hoses, then add more coolant, if possible. Add coolant to the reservoir up to, the lower mark. '16 Install th radiator cap and run the engine in a well-ventilated area until the thermostat opens (coolant will begin flowing through the radiator and the upper radiator hose will become hot). 17 Turn the engine off and let it cool. Add more coolant mixture to bring the level back up to the lip on the radiator filler neck. 18 Squeeze the upper radiator hose to expel air, then add more coolant mixture if necessarY. Reinstall the radiator cap. 19 Start the engine, allow it to reach normal operating temperature and check for leaks. 24 Evaporative emissions control system check (every 30,000 miles or 24 months) Refer to illustration 24.2 1 The function of the evaporative emis- sions control system is to draw fuel vapors from the gas tank and fuel system, store them in a charcoal canister and then bum them dur- ing normal engine operation. 2 The. most common symptom of a fault in the evaporative emissions control system is a strong fuel odor from the rear of the vehicle. If a fuel odor is detected, .inspect the charcoal canister duct (see illustration) loCated u.nder 24.2 The charcoal canister is located above the rear s.uspension crossmember the rear of the vehicle, above the rear suspen- sion crossmember. Check the canister and all , hoses for damage and deterioration. 3 The evaporative emissions control sys- tem is explained in more detail in Chapter 6. 25 Exhaust'system check (every 30,000 miles or 24 months) Refer to illustration 25.4 1 With the engine cold (at least 'three hours after the vehicle has been driven), check the complete exhaust system from its starting point at the engine to the end of the tailpipe. This should be done on a hoist where unre- stricted access is available. 2 Check the pipes and connections for evi- dence of leaks, severe corrosion or damage. Make sure that all brackets and hangers are in good condition and tight. . 3 At the same time, inspect the underside of the body for h.oles, corrosion, open seams, etc. which may allow exhaust gases to enter the passenger compartment. Seal all body openings with silicone or body putty. 4 Rattles and other noises can often be traced to the exhaust system, especially the mounts and hangers. Try to move the pipes, muffler and catalytic converter. If the compo- nents can come in contact with the body or suspension parts, secure the exhaust system with new mounts (see illustration). 5 Check the running condition .of the engine by inspecting inside the end of the tail- pipe. The exhaust deposits here are an indi- cation of engine state-of-tune. If the pipe is black and sooty or coated with white depqsits, , the engine is in need of a tune-up, including a thorough engine control system inspection. 26 Automatic transaxle fluid and filter change (every 30,000 miles or 24 months) Refer to illustrations 26.8a, 26.8b, 26.9 and 26.11 1 At the specified time intervals, the auto- matic transaxle fluid should be drained and replaced. 2 I?efore beginning work, purchase the iii,:ji""",-' "i:< 25.4 Be sure to check each exhaust system rubber hanger for damage specified transmission fluid (see Recom- mended fluids and lubricants at the front of this Chapter). 3 Other tools necessary for this job include jackstands to support the vehicle in a raised position, wrenches, drain pan capable of hold- ing at least four quarts, newspapers and clean rags. , 4 The fluid should be drained immediately after the vehicle has been driven. Hot fluid is more effective than cold fluid at removing built up sediment. Warning: Fluid temperature can exceed 350-degrees F in a hot transaxle. Wear protective gloves. ' 5 After the vehicle has been driven to warm up the fluid, raise it and support it on jackstands for access to the transaxle and dif- ferential drain plugs. 6 Move the necessary equipment under the vehicle, being careful not to touch any of the hot exhaust components. 7 Place the drain. pan under the drain plug in the transaxle pan and remove the drain plug. Be sure the drain pan is in position, .as fluid will come out with some force. Once the fluid is rained, reinstall the drain plug securely. 8 Remove the front transaxle pan bolts, then loosen the rear bolts and carefully pry .." ,:-1 26.8a After loosening the front bolts, remove the rear transaxle pan bolts. . .
1..24 Chapter 1 Tune-up and routine maintenance f.", i< _..,L,,,,, "..:'" :,,. t ' ',' .......-.., .:::...." /, ,. -{ ; " " I . 'f'" Ki ' ., ,.IJ i k: &ci 26.8b Ii.;, and allow the remaining fluid to drain out the pan toose with a screwdriver and allow the remaining fluid to drain (see illustrations). Once the fluid has drained, remove the bolts and lower the pan. g Remove the filter retaining bolts, discon- nect. the clip (some models) and lower the fil- ter from the transaxle (see illustration). Be careful when lowering the filter as it contains residual fluid. 10 Place the new filter in position, connect the clip ,(if equipped) and install the bolts. Tighten the borts securely. 11 Carefully clean the gasket surfaces of the fluid pan, removing all traces of 01d gas- ket material. Noting their location, remove the magnets, wash the pan in clean solvent and dry it. Be sure to clean and reinstall any mag- nets (see illustration). 12 Install a new gasket, place the fluid pan in position and install the bolts in their original position . Tight n the bolts to the torque listed in this Chapter's Specifications. , 13 Lower the vehicle. 14 With the' engine off; add new fluid to the transaxle through the dipstick tube (see Recommended fluids and lubricants for the recommended' fluid type and capacity). Use a funnel to prevent spills. It is best to add a little fluid at a time, continually checking the level with the dipstick (see Section 4). Allow the fluid time to drain into the pan. .15 Start the engine a d shift the selector into all positions from P through L, then shift into P and apply the parking brake. 16 With the engine idling, check the fluid level. Add fluid up to the Cool level on the dip- stick. 27 Manual transaxle lubricant change (every O,OOO miles or 24 months) 1 Raise the vehicle and support it securely on jackstands. 2 Remove the filler plug and drain plug( s) and drain the fluid. 3 R install the drain plug(s) and tighten securely. 4 Add new fluid until it is even with the lower edge of the filler hole. See Recom- mended lubricants and fluids for the specified lubricant type. . ' 26.11 Noting their locations, remove any magnets and wash them and,the pan in solvent before reinstalling them 26.9 Remove the filter bolts and lower the fi Iter (be careful; there will be some re idual fluid)' - note that "ere one of the pan magnets is stuck to the filter (arrow); be sure to clean any magnets and return them to the pan 28 Positive Crankcase Ventilation (PC V) valve and hose check and replacement (every 3Q,OOO miles or 24 months) Refer to illustration 28. 1 1 The PCV valve and hose is located in the valve cover. It's threaded into the left (driver's) end of the valve cover- (see. illustration). 2 Detach the hose, unscrew the valve from the cover, then reattach the hose to the valve. 3 With the engine idling at normal operat- ing temperature, place your finger over the end of the valve. If there's no vacuum at the valve, check for a plugged hose or valve. Replace any plugged or deteriorated hoses. 4 Turn off the engine. Remove the PCV valve from the hose. Connect a clean piece of hose and blow through the valve from the valve cover (cylinder head) end. If air will not pass through the valve in this direction, replace it with a new one. 5 When purchasing a replacement PCV ..;;:.....:.:p. . .....:....z:. "1'(-.{5; 31r:s:::. . : ::y :f *= .;tf.;{ . - :: .;:...:. .:" ,'.£1 ;-, ... 28.1 The PCV valve. is threaded into the valve cover
. Chapter 1 Tune-up and routine rnai'ntenance 1-25 1 1 t-! S 3 H Ex.haust .. Front, -t- t-t- 1 1 2 2 Intake 192037..149.68 HAYNESI 29.6a When the No.1 piston is afTDC on the compression stroke, the valve clearance for the No. 1 and No.3 cyli'nder exhaust valves and the No. 1 and No.2 intake valves can be measured .1 ! ' . . 29.6b Check the clearance for ach valve with a feeler gauge of the specified thickness - if the clearance is correct; you should . feel a slight drag on the gauge as you pull it out Exhaust 2 2 i-1 4 4 i- t-t t-t 3 3 44 192031-1-29..07 HAYNESI Intake 29.7 When the No.4 piston is at TDC on the compression stroke, the valve clearance for the No. 2 and No. 4 exhaust valves and the No.3 and No.4 intake valves can be measured valve, make sure it's for your particular vehicle and engine size. Compare the old valve with the new one to make sure they're' the same. 29 Valve clearance check and adjustment (every 60,000 miles or 48 months) Warning: These models are equipped with air bags. Always disable the air bag system before working in the vicinity of any airbag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Chapter 12). Check Refer to illustrations 29.6a 1 29.6b and 29.7 1 Disconnect the negative cable from the battery. 2 Remove the ignition coils (see Chap-' ter 5) and remove any other components that will interfere with valve cover removal. 3 Blowout the recessed area around the spark plug openings with compressed air, if available, to remove any debris that might fall into the cylinders, then remove the spark plugs (see Section 22). 4 Remove the valve cover (refer to Chap- ter 2A). 5 Refer to Chapter 2A and position the number 1 piston at TDC on the compression stroke. 6 Measure the clearances of the indicated valves with feeler gauges .(see illustrations). ,Record the measur ments which are out of specification. They will be used later to deter- mine the required replacement lifters. 7 Turn the crankshaft one complete revo- lution and realign the timing marks. Measure the remaining valves (see illustration). Adjustment Refer to illustrations 29.9 and 29.10 a If any of the valve clearances were out of 29.9 Measure the thickness of each lifter head with a micrometer adjustment, remove the camshaft(s) from over the lifter(s) that was/were out of the specified clearance range (see Chapter 2, Part B). 9 Measure the thickness of the lifter with a micrometer (see illustration). To calculate the correct thickness of a replacement shim or lifter that will place the valve clearance within t e specified value, use the following formula: N = T + (A .. V) T = thickness of the old shim or lifter A = valve clearance measured N = thickness of the new shim or lifter V = desired valve clearance (see this Chapter's Specifications) 10 Select a lifter with a thickness as close as possible to the valve clearance calculated. The lifters are available in 35 sizes in incre- ments of O.OOOa-inch (0.020 mm), rang in . size from 0.1992-inch (5.060 mm) to ,0.2260- inch (5.740 mm) (see illustration). Note: Through careful analysis of the lifter sizes needed to bring the out-of-specification valve clearance within specification, it is often pos-
1-26 Chapter 1 Tune-up and routine maintenance LIFTER NO. THICKNESS LIFTER NO. THICKNESS LIFTER NO. THICKNESS 06 O. 1992 in. 30 0.2087 in. 54 0.2181 in. 08 0.2000 in. 32 0.2094 in. 56 0.2189 in. 10 0.2008 in. 34 0.2102 in. 58 . 0.2197 in. 12 0.2016 in. 36 0.2110 in. 60 0.2205 in. 14 0.2024 in. 38 0.2118 in. 62 0.2213 in. 16 0.2031 in. 40 0.2126 in. 64 0.2220 in. 18 0.2039 in. 42 0.2134 in. 66 0.2228 in. 20 0.2047 in. '44 0.2142 in. 68 0.2236 in. 22 0'.2055 in. 46 ,0.2150 in. 70 0.2244 in. 24 0.2063 in. 48 0.2157 in. 72 0.2252 in. , 26 0.2071 in. 50 0.2165 in. 74 0.2260 in. 28 0.2079 in. 52 '0.2173 in. 29.10 Valve lifter thickness chart " sible to simply move a lifter that has to come out anyway to another location requiring a lifter of that particular size, thereby reducing the number of new lifters that must be pur- chased. 11 Install the proper thickness lifter(s) in position, making sure to lubricate them with camshaft installation lube first. Note: Apply the lubricant to the underside of the lifter where it contacts the .valve stem, the walls of the lifter and the face of the lifter. 12 Install the camshaft(s) (see Chapter 2A). 13 Recheck the valve clearances. 14 'Installation of the spark plugs, valve cover, spark plug wires and boots (or ignition coils), etc. is the reverse of removal. "
Chapter 2 Engine Part A 2A-1 Contents Section Camshafts and lifters - removal, inspection and installation.......... 8' CHECK ENGINE light on................................................. See Chapter 6 Cran kshaft front oil seal - replacement.......................................... 13 Crankshaft pulley/vibration damper - removal and installation ....... 12 Cylinder compression check......................................... See Chapter 28 Cylinder head - removal and installation ....................................... 11 Drivebelt - check, adjustment and replacement ..... ........ See Chapter 1 Engine oil and fiUer change ............................................. See Chapter 1 Engine overhaul - general information.......................... See Chapter 28 Engi'ne - removal and installation ................................. See Chapter 28 Exhaust manifold - removal and installation .................................. 10 Flywheel/driveplate - removal and installation............................... 16 General information............... .......... ................... .......... ........ ......... 1 . Intake manifold - removal and installation .................................... . 9 Oil pan - removal and installation ....................................,.............. 14 Section Oil pump - removal, inspection and installation ............................. 15 Powertrain mounts - check and replacement ................................ 18 Rear main oil seal - replacement................................................... 17 Repair operations possible with the engine in the vehicle............. 2 Spark plug replacement..... ...................................... ...... See Chapter 1 Timing chain and sprockets - removal, inspection and installation............ .... ..... ........... ..................... .... .......... ...... 7 Top Dead Center (TDC) for number one piston -locating ............. 3 Valve cover - removal and installation ........................................... 4 Valve springs, retainers and seals - replacement.......................... 6' Valves - servicing................... .............. .......................... See Chapter 28 Variable Valve Timing (VVT) system - description and co,mponent check. ........ .... ............ .... ................ ................... ..... 5 Water pump - removal and installation ............................ See Chapter 3 Specifications General Engine type........................ ......... ....... ........ .......... ........... ... ................ ...... Engine designation .... ...'... ............................. ......... ............................ ...... Cylinder numbers (drivebelt end-to-transaxle end) ................................. 'Firing order.............................................................................................. Displacement....'............................. .... ............ ......................... ..... ............ Timing chain Timing chain sprocket wear limit (minimum diameter) Gamshaft sprbcket( s) (w/chain) 2003 and 2004........ ..... ....... .................... ..... ...... ...... .......... ........... 2005 and later..... ........ .... ............................. ..... .... ....... ................. Crankshaft sprocket (w/chain) 2003 and 2004. .................. ............ ... .................. ............... .... ....... 2005 and later............................................................................... Timing chain stretch limit 8 links (16 pins) 2003 and 2004... ............ .... ... ................. .... ................ .... ........ ....... 2005 and later.................. ...... .... ............ ................. ...... ................. T " h . . d I . . t Imlng cain gUI e wear Iml .................................................... ............. DOHC, in line four-cylinder, four valves per cylinder 1ZZ-FE 1-2-3-4 1-3-4-2 1.8 liters (108 cu: in.) FRONT OF VEHICLE lo@@@1 Y..{ I }:I :"'i:') :(t!-"'I: '.:.\Y I 3,.831 inches 3.811 inches' Cylinder numbering 2.032 inches 2.008 inches 4.827 inches 4.539 inches 0.039 inch,
2A-2 Chapter 2 Part A Engine Torque specifications Ft-Ibs (unless otherwise indicated) Note: One foot-pound (ft-lb) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values below approximately 15 ft-Ibs are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. Camshaft bearing cap bolts Journal No.1......... :............n ....... ............ .......... ........... ....... ................ All others................................................ .,........................................... Camshaft sprocket bolts............ ............. ..... ....... ....... ............ .......... ........ Crankshaft pulley/vibration damper bolt .................. ........ ........................ Cylinder head bolts Step 1 ... .... ..... .... ......... ....... ..,....,...... .......... ........... ........... ....... ............ Step 2 ......................... . . ... .... . . . ....... . . . ... .... . . . ..... ... . . .. . ...... . . . . ... . .. ........ Step 3 ................................................................................................. Drivebelt tensioner Bo It . .. . .. . . . .. . . . .. . . . . . .. . . . . . . . . . . .. . .. . . . .. .. . . .. . . . .. . . . .. . . . .. .. . .. .. . .. .. .. . . .. . .. . .. . . .. .. .. . . . . . Nut. . . .. .. . .. .. . . .. . .. . . .. . . .. . . . . .. . . . . .. . . .. . .. . . n . .. . . . '.' . .. . . .. . . .. .. .. . . .. . . . . .. ... . . . . . .. . . . . .. . . . . Engine mounts Passenger's side mount Mount-to-frame bolts............ ...... ..... ......... .................... ......... ........ Mount.bracket-to engine mount bracket nuts/bolts....................... Driver's side mount Mount-to-frame bolts..... ....'.. ...... .............. ....... ...................... .......... Mount through-bolt.... ........... ................... ..... ....... .......................... Mount bracket (manual transaxle) ...... .......................... .......... ...... Front and rear mounts Front through-bolt to insulator.................... ...... ................. ............ Rear through-bolt 2003 and 2004 ...... ............ ........ ............... .......... ..."... ..... ......... 2005 and' later ........ .hO................ .............. ......... ............ ........... Engine mount bracket-to timing chain cover bolts................................... Exhaust manifold nuts... .'..... .......... ................................. ........ ....... .... ...... Exhaust manifold brace bolts........ ........... .......... .......................... . ..... .... Exhaust manifold heat sh ield bolts.........................:.................... ........... Exhaust pipe-to-exhaust manifold bolts................... ............. ......... .......... Camshaft and lifters Journal diameter No. 1 journal......................... ........... ........... ......... ................ ........ ........ All others ............................................................................................ Bearing oil clearance Standard...................................... .... ...... ............ .... ..................... ........ . Service limit (maximum)........... ................ ...... ............. ... .................... Runout limit......................... ..................................... .......... ......... ......... ..... Thrust clearance (end play) Standard.......................... ............ ..................... ............ ................... ... Service limit (maximum)........... ............ .................... .................... ...... LQbe height 'Intake camshaft Standard ....................................................................................... Service limit (minimum) .............. .................... ....... ....................... Exhaust camshaft Standard ....................................................................................... Service limit (minimum) .......... ...................... ........... ........... .......... Valve lifter Diameter.... ... ....... ..................................... ............ .......... .................... Bore diameter....... .......... ......... ............. ............ .................................. Lifter oil clearance Standard..... ...................... ...................................................... ............ Service Ii m it.... . . .. . ...... . . . .... .... . . .. ............ . .. ... ...... .. ... .... ......... .. . . . ... . . . .. .. . Oil pump Rotor-to-body clearance Standard....... '.' ......... . . . .. . .... . ... ... .... . . . .. . . . .. .. . . . ........ ........ ... . . ..... ........ . . .. . . Service Ii mit......... . ..:........................................................................... Rotor tip clearance Standard....................................... . . .................................................... Service Ii mit...................... . .................... .. ........................................... Rotor side clearance Standard............................................................................................ . Service limit.... ..... ....... .................. ......................... ........... ........ .......... 1.3563 to 1.3569 inch 0.9035 to 0.9041 inches 0.0014 to 0.0028 inch 0.0039 inch 0.0012 inch 0.0016 to 0.0037 inch 0.0043 inch 1.7454 to 1.7493 inches 1.7394 inches 1.7229 to 1.7268 inches 1.7169 inches 1.2191 to 1.2195 inches 1.2205 to 1.2215 inches 0.0009 to 0.0023 inch 0.0031 inch 0.0102 to 0.0128 inch 0.0128 inch 0.0016 to 0.0063 inch 0.0138 inch 0.0010 to 0.0028 inch 0.0028 inch 17 120 in-Ibs 40 102 18 36 Tighten an additional 90-degrees 51 21 40 40 44 44 15 38 64 48 35 27 36 156 in-Ibs 32
Chapter 2 Part A Engine 2A-3 Flywheel/driveplate bolts Manual t ansaxle Step 1 ........................... .................... .... ........... ...... ... .... .......... ..... .... . Step 2 ............... .......... ... ...................:........ ... ........ ............... ...... .... Automatic transaxle ................................. ...... ................ ..... ...... ......... Intake manifold nuts/bracket bolts.. ........ .................... ... . .. ..................... on pump-to-engine block .bolts .............. ........................... .......... . ........... Oil pick-up/strainer nuts/bolts .......... ........................ .... ............................. Oil pan bolts ................ ...... .......................... ......... ...... ..................... ........ Timing chain guide. bolts (stationary) ... ....... ............ ........... ..... .... ...... ........, Timing chain tensioner pivot arm bolt...................................................... Timing chain cover bolts (see illustrations 7.14a and 7.14b) 10 mm head......... .................. ..... ..... ..... ............ ..... .................... ....... 12 mm head. .................. ..... ......... ...... ...,.............. ... ....... ......... ........ .... Timing ch in tensioner nuts/bolts. .... ........... ..... ..................... ........ .... ....... Valve cover Perimeter bolts and nuts........... ......... ................ ................................ Center two bolts .................................................................................. 1 General information This Part of Chapter 2. is devoted t<;> in-, vehicle repa,ir procedures for the 1.8L four-cyl- inder engine. Information concerning engine removal and overhaul or replacement can be found in Chapter 2, Part B. The following repair procedures are ba,sed on the assumption that the engine is installed in the vehicle. If the engine has been removed from the vehicle and mounted on a tand, many of the steps outlined;n this Part of Chapter 2 will not apply. , Th pecjfications included in this Part of Chapter 2 apply only to the procedures Contained in this Part. The four-cylinder .engines in the CoroUa . mocels covered by this manual are, des- ignated 1ZZ-FE (1.8L). It incorporates an aluminum cylinder block with a bed plate to strengthen the lower half of the block. The Can:Tshaft are driven from a single timing chain, off 'the crankshaft, and alf models are equipped with Variable Valve Timing (VVT) on th intak . camshaft to increase horsepower and deerease emissions. 2 Repair operations possible with . the ngine in the vehicle Many major repair operations can be. accomplished without removing the engine from the yehicle. 36 Tighten an additional90-degrees 69 22 80 in-Ibs 80 in-Ibs 80 in-Ibs 80 in-Ibs 168 in-Ibs 120 in-Ibs 1,68 in-Ibs 168 in-Ibs 80 in-Ibs 96 in-Ibs Clean the engine compartment and the exterior of the engine with some type of degreaser before any work is done. It will make the job easier and help keep dirt out of the internal areas of the engine. , Depending on the components involved, it may be helpful to 'remove the hood to improve access to the engine as repairs are performed (refer to Chapter 11 if necessary). Cover 'the fenders to prevent damage to the paint. Special pads are available, but an old bedspread or blanket will also work. If vacuum, exhaust, oil or coolant leaks develop, indicating a need for gasket or seal replacement, the repai rs can generally be made with the engine in the vehicle. The intake and exhaust manifold gaskets, oil pan , gasket, crank haft oil seals and .cylinder head gasket are all accessible with the engine in place. ' Exterior engine components, such as the intake and exh ust manifolds, the oil pan, the oil pump, the water pump, the starter motor, the alternator and the fuel system components can be removed for repair with the engine in place. Since the cylinder head can be removed without pulling the engine, camshaft. and valve component servicing can also be accomplished with the engine in the vehicle. Replacement of the timing chain and sprock- ets is also possible with the engine in the vehicle. In extreme cases caused by a lack of necessary equipment, repair or replacement of piston rings, pistons, connecting rods and rod bearings is possible with the engine in the vehicle. However, this practice is not recom- mended because of the cleaning and prepa- ration work that must be done to the compo- nents involved. 3 Top Dead Center (TDC) for number one piston -locating Refer to illu$trations 3.5 and 3.8 1 Top Dead Center (TDC.) is the highest point in the cylinder that each piston reaches as it travels up the cylinder bore. Each piston reaches TDC on the compression atroke and again on the exhau t stroke, but TDC gener.. ally refers to piston position on. the com pres... sion stroke. 2 Posi ioning the piston(s) at TDC is an essential part of many procedures such as valve timing, camshaft and timing chain/ sprocket removal. , 3 Before beginning this procedure, be su're ,to place the transmission in -Neutral and apply the parking brake or block the rear wheels Disable the ignition system by disconnecting' the primary electrical connectors at the igni- tioncoils' and remove the spark plugs (see Chapter' 1). Also,. remove the EFI fuse from the underhood fuse/relay block (this is only necessary if you Will be using the starter to rotate the engine in the next step). 4 I n order to bring any piston to TOC, the
2A-4 Chapter 2 Part A Engine 3.5 A compression gauge can be used in the number one plug hole to assist in finding TDC crankshaft must be turned using one of the methods outlined below. When looking at the front of the engine, normal crankshaft rotation is clockwise. a) The preferred method is to turn the crankshaft with a socket and ratchet attached to the bolt threaded into the front of the crankshaft. Turn the bolt in a clockwise direction only. b) A remote starter switch, which may save some time, can also be used. Follow the instructions included with the switch. Once the piston is close to TDC, use a socket and ratchet as described in the previous paragraph. c) If an assistant is available to turn the ignition switch to the Start position in short bursts, you can get, the piston close to TDC without a remote starter switch. Make sure your assistant is out of the vehicle, a.way from the ignition switch, then use a socket and ratchet as describecj in Paragraph (a) to complete the procedure. .- 3.8 Align the groove in the damper with the "0" mark on the timing chain cover 5 Install a compression gauge in the num- ber one spark plug hole (see illustration). It should be a gauge with a screw-in fitting and a hose at least six inches long. 6 Rotate the cranksh,aft using one of the methods described above while observing for pressure on the compression gauge. The moment the gauge shows pressure indicates that the number one cylinder has begun the compression stroke. 7 Once the compression stroke has begun, TDC for the compression stroke is reached by bringing the piston to the top of the cylinder. 8 Continue turning the crankshaft until the notch in the crankshaft damper is aligned with the "TDC" or the "0" mark on the'timing chain cover (see illustration). At this point, the number one cylinder is at TDC on the com- pression stroke. If the marks are aligned but .. there was no compression, the piston was on the exhaust stroke; continue rotating the crankshaft 360-degrees (1-turn) and realign the marks. Note: If a compression gauge is not available, you can simply place a blunt ..... ' . ;{4 '. object over the spark plug hole and listen for compression as the engine is rotated. Once compression at the NO.1 spark plug. hole is noted the remainder of the Step is the same. 9 After the number one piston has been positioned at TDC on the compression stroke; TDC for any of the remaining cylinders can be located by turning the crankshaft 180-degrees (clockwise) and following the firing order (refer to the Specifications). Rotating the engine 180-degrees past TDC #1 will put the engine at TDC compression for cylinder #3. 4 Valve cover · removal and installation Removal Refer to illustrations 4.2 and 4.5 1 Disconnect the cable from the negative terminal of the battery. 2 Remove the engine cover (see illustra- tion). 3 Disconnect the electrical connectors from the ignition coils, remove the nuts secur- ing the wiring harness. to the valve cover and position the ignition coil wiring harness aside. Then remove the ignition coil pack from each of the spark plugs (see Chapter 5). 4 Detach the PCV hoses from the valve cover. 5 Remove the valve cover mounting bolts and nuts, then detach the valve cover and gasket from the cylinder head (see illustra- tion). If the valve cover is stuck to the cylinder head, pump the end with a wood block and a hammer to jar it loose. If that doesn't work, try to slip a flexible putty knife between the cylin-: der head and va1ve cover to break the ,seal. 'Caution: Don't pry at the valve cover-to-cyl- inder head joint or damage to the sealing sur- faces may occur, leading to oi/leaks after the valve cover is reinstalled. 1 , ..... " . , ' , . , .. , : , . " '\1.. if} " ' , ,. , " ., ' . ' r:f, 'u ' , .., ' , ' , ."., ' , , . ';&...) 4.5 Valve cover fastener locations fit' 4.2 Remove the engine cover - upp r arrows indicate plastic ret ining clips, lower arrows indicate two retaining nuts
Chapter 2 Part A Engine 2A-5 ; ..: .. t , : , " .' , , : ' ,,'1' "', ..' \ . .:;:: " \ ;I.:.,:';2 :[' : i 4.6 The valve cover gasket and the spark plug tube seals are incorporated into a single rubber O-ring-like seal (arrow) - press the gasket evenly into the grooves around the underside of the valve cover and the spark plug openings Installation Refer to illustrations 4.6 and 4.7 6 Remove the valve cover gasket from the valve cover and clean the mating sur- faces with lacquer thinner or acetone. Install a new rubber gasket, pressing it evenly into the grooves, around the underside of the valve cover. Note: Make sure the. spark plug tube se /s are in place on, the underside of the valve cover before reinstalling it (see illustra- tion). The mating surfaces. of the timing chain cover, the cylinder head and valve cover must be perfectly clean when the valve cover is installed. If there's residue or oil on the mating surfaces when the valve cover is installed, oil leaks may develop.' 7 Apply RTV sealant at the timing chain cover-to-cylinder head joint, then install the valve cover and fasteners (see illustration). 8 Tighten the nuts/bolts to the torque listed in this Chapter's Specifications in three or four equal steps. 9 Reinstall the remaining parts, run the engine and check for oil leaks. 5.9a The Variable Valve Timing (WT) oil control valve and filter are located at the front of the cylinder head 4.7 Apply sealant at the timing chain cover-to-cylinder head joint before instaUing the valve cQver ' 5 Variable Valve Timing (VVT) system - description and component check 1 The WT system is used on all models. 2 The WT system varies intake camshaft timing by directing oil pressure to advance or retard the intake camshaft sprocket/actuator assembly. Changing the intake camshaft tim- ing during certain engine conditions increases . engine power output, fuel economy and reduces emissions. 3 System components include the Power- train Control Module (PCM), the VVT oil con- trol valve (OCV), t e WT oil control valve fil- ter and the intake ca,mshaft sprocket/actuator assembly. 4 The PCM uses inputs from the follow- ing sensors to turn the oil controt valve ON or OFF: a) Vehicle Speed Sensor (VSS) b) Throttle Position Sensor (TPS) c) Mass Air Flow (MAF) sensor d) Engine Coolant Temperature (ECT) sen- sor 5 Once the WT oil control valve is actuated by the PCM it directs the specified amount of oil pressure from the engine to advance or retard the intake camshaft sprocket/actuator assembly. 6 The intake camshaft sprocket/actuator assembly is equipped with an inner hub that is attached to the camshaft. The inner hub consists of a series of fixed vanes that use oil pressure as a wedge against,the vanes to rotate the camshaft. The higher the oil pres- sure (or flow) the more the actuator assembly will rotate, thereby advancing or retarding the camshaft. 7 When oil is applied to the advance side of the vanes, the actuator can advance the camshaft up to 21-degrees in a clockwise direction. When oil is applied to the retard side of the vanes, the. actuator will start to rotate the camshaft counterclockwise back . to O-degrees which' is the normal position of the actuator during engine operation under no load or at idle. The PCM can also send a sig- . nal to the oil control valve to stop oil flow to both (advance and retard) passages to hold camshaft advance in its current position. ' 8 Under light engine' loads, the VVT system will retard the camshaft timing to decrease valve overlap and stabilize engine output. Under medium engine loads, the WT system will advance the camshaft timing to increase valve overlap, thereby increasing fuel economy and decreasing exhaust emis- sions. Under heavy engine loads at low RPM, the VVT system will advance the camshaft timing to help close the intake valve faster, which improves low to midrange torque. Under heavy engine loads at high RPM, the WT system will retard the camshaft timing to slow the closing of the intake valve to improve engine horsepower. Component checks VVT oil control valve and filter Ref r to illustrations 5.9a, 5.9b, 5.10 and 5.11 Note 1: A problem in the VVT oil control valve circuit will set a diagnostic trouble code and turn on tbe Check Engine light on the dash. Refer te Chapter 6 for accessing trouble codes. Note 2= Most problems in the WT system are with the oil control valve and its filter. Regular engine oil and filter changes are necessary for trouble-free operation of the valve. Note 3: Some checks and inspections of the VVT system require removal of the valve cover, the intake camshaft sprocket/actuator assembly and the intake camshaft. 9 The first check of theWT system com- . ponents begins with removing the oil control valve filter from the cylinder head and check the filter/O-ring for clogging (see illustra- tions). Clean and reinstall with a new O-ring. A .clogged filter screen is often the c,ause' of system problenls. '
2A-6 Chapter 2 Part A Engine 5.9b Whenever problems are suspected in the WT system, check the oil control valve filter for clogging. note that the big end of the filter must be installed in the direction shown 10 The second and third check of the WT system .involve checking the operation of the oil control valve. Disconnect the electrical cOnnector from the oil control valve and mea- sure the resistance between the terminals of the control valve (see illustration). There should be 6.9 to 7.9 ohms (approximately); if not, replace the WT oil control valve. 11 If the resistance figures check out OK, remove the oil control valve from the cylinder head and check the operation of the control valve plunger. Using a pair of fused jumper wires, apply battery voltage to terminal No. 1 on the control valve, then apply ground to terminal NO.2 on the oil control valve. With battery voltage applied to the oil control valve, check for free movement of the plunger (see illustration). The plunger should move out when voltage is applied and move back inward when voltage is not applied. If the oil control valve does not operate as described, replace the WT oil control valve. Always use a new O-ring when reinstalling the control valve.' WT camshaft sprocket/actuator assembly 12 The fourth and final check of the WT system requires removing the valve cover, the 5.10 -Measure the resistance between the terminals of , the WT oil control valve intake ca.mshaft and the camshaft sprocket! actuator assembly from the engine. Refer to Section 8 and perform Steps 1 through 10, removing the intake camshaft and sprocket from the engine' only. Do not remove the exhaust camshaft or sprocket f om the engine. 13 Clean the snout of the intake camshaft with lacquer thinner or acetone to remove all traces of oil from the front journals and the WT oil control orifices. Apply vinyl tape over all the oil control orifices at the front of the camshaft, except the advance side oil port. Do not apply tape over the front of the cam- shaft were the sprocket fits. 14 Install the intake camshaft sprocket! actuator assembly onto the intake camshaft and tighten the bolt to ,40 ft-Ibs. Check that the actuator assembly will not rotate from the locked position. The locked position is a neu- tral position in which the actuator is placed during idle and no load conditions or when the WT system is not activated by the PCM. 15 Apply 14 psi of air pressure to the advance side oil port and try to rotate the actuator assembly by hand. The actuator should rotate approximately 30-degrees in a counterclockwise direction from the locked position. Also check that it rotates freely with 5.11 The oil control valve plunger (A) can be seen through the slots in the housing,. the plunger should move outward 'when voltage is applied and inward when ce Is eaHd no obvious binding. Note: It is critical to have, an airtight seal between the air gun nozzle and the advance oil port hole to accomplish . this task, as the lock pin in the actuator may not be forced out of its locating hole. If leak- age at the air gun nozzle occurs, it may be necessary to apply a grea.ter amount of air pressure to the advance side oil pori in order to force the lock pin from the locating hole. > 16 If the actuator does not rotate freely as described, replace the intake' camshaft sprocket/actuator a'ssembly. 17 Reassembly is the reverse of removal. 6 Valve springs, retainers and seals - replacement Refer to illustrations 6.4 T 6.8a, 6.8b, 6.10, 6.15 and 6.17 Note: Broken valve springs and defective valve stem seals can be replaC?ed without removing the cylinder head. Two special tools and a compressed air source are normally required to perform this operation, so read through this Section carefully. The universal shaft-type valve spring compressor required for the tightvalv spring pockets of thi$ vehicle may not be- available at all tool rental yards, so check> on the availability before beginning the job. 1 Remove the valve cover (see Sec- tion 4). Refer to Section 7' and rempve the tim ing chain, then refer to Se tion 8 and remove the camshafts and lifters from the cylinder head. 2 Remove the spark plug from the, cylinder th t has the defective component. If all of the valve stem seals are being replaced, all of the spark plugs should be removed. 3 Turn the crankshaft until the piston in the affected cylinder' is at top dead center (TDC) on the. compression stroke (see Section. for instructions). If you're replacing aU of the valve stem seals, beg'in with cylinder number one expert22 AnTI .bllp:/ /rutracker. argo
Chapter 2 Part A Engine i';:<;: l '"""'''':; '. ".., t 2A-7 . -';; "'':.:' . ;'' -..P' ..,,;: \ l 1 <, 'i ' ' i ow. ' . > !o" " fi .. 6.4 You'U need an air hose adapter this long to reach down into the spark plug tubes - they're commonly available from auto parts stores 6.8a Compress the valve spring. enough to release the keepers . . . and work on the valves for one cylinder at a time. Move from cylinder-to-cylinder foitowing the firing order sequence (see the' Specifica- tions listed at the beginning of this Chapter). 4 Thread an adapter into the spark plug ho.le (see illustration) and connect an air hose from a compressed air source to it. Most auto parts stores can supply the air hose adapter. Note: Many cylinder compression gauges utilize a screw-in fitting that may work with your air hose quick-disconnect fitting. 5 Apply compressed air to the cylinder. The valves should be held in place by the air pressure Warning: If the cylinder isn't exactly at TDC, air, pressure may force the piston down, causing the engine to quickly rotate. DO NOT leave a wrench on the crankshaft .drive sprocket bolt or you may be injured by the tool. 6 Stuff shop rags into the cylinder head holes around the valves to prevent parts and tools from falling into the engine. 7 Using a socket and a hammer, gently tap on the top of each valve spring retainer sev- eral times. This will break the bond between 6.8b ... and lift the,m out with a magnet or needle-nose pl er5 the valve keepers and the spring retainer and allow < the keepers to separate from the valve spring retainer as the valve spring is com- pressed. 8. Use a valve .spring compressor to com- press the spring, then remove the keepers with small needle-nose pliers or a magnet (see illustrations,). Note: Several different types of tools are available for compressing the valve springs with the head in place" Be sure to purchase or rent the l'import type" that bolts to the top of the cylinder head. this type uses a support bar across the Gylinder head for leverage as the valve spring is com- pressed. The lack of clearance surrounding the valve springs' on these' engines prohib- its typical types of valve spring compressors from being used. 9 Remove the valve spring and .retainer. Note: If air pressure fails.to retain the valve in the closed position during this operation, the valve face or seat may be damaged. If so, the cylinder head will have to be removed for repair. 10 Remove the old valve stem seals, noting 6.10 A pair of pliers will be required to remov the valve s 1 from the valve guide differences between the intake and 'exhaust seals (see illus ration). 11 Wrap a rubber band or tape around the top of the valve stem so the valve won't fall into the combustion chamber, then release the air pressure. 12' Inspect the valve stem for damage. Rotate the valve in the guide and check th end for eccentric movement, which would indicate that the valve is bent. 13. Move the valve up-and-down irithe guide and make sure it doesn't bind. If the valve tem binds, eitner the valve is bent or the guide is d.amaged. In either case, the head will have to be removed for repair. .14 Reapply air pressure to the cylinder to retain the valve in the closed position, th n remove the tape or rubber band from the valve stem. 15 Lubricate the valve stem with engine oil and install a new seal on the valve guide (see illustration). 16 Install the valve spring and the spring retainer in position over the valve. 17 Compress the va,lve spring and care- , ,-,= '...,:"""=:,. ..'R."'....u..,'. I 1 .'t . , , . 6.15 Using a deep socket nd hammer, . _g ntly tap the new seals onto the valve guide only until seated
2A-8 Chapter 2 Part A, Engine ;..' fully position.the keepers in the groove. Apply a small dab of grease to the inside of each keeper to old it in place (see illustration). 1a Remove the pressure from the spring tool and make sure the keepers are seated. 19 Disconnect the air hose and remove the adapter from the spark plug hole. 20 I nstall the camshaft, lifters, timing chain and the valve cover by referring to the appro- priate Sections. 21 Install the spark plugs and the ignition coils. 22 Start and run the engine, then check for oil leaks and unusual sounds coming from the valve cover area. Chapter 10 and remove th power steering pump from the engine without disconnecting the fluid lines. Tie the power steering pump to the body with a piece of wire and position it out of the way. 7 Position the number one piston at TDC on the compression stroke (see Section 3). Visually confirm the engine is at TDC on the compression stroke by verifying, that the, tim- ing mark on the crankshaft pulley/vibration damper is aligned with the "0" mark on the timing chain cover and the camshaft sprocket marks are aligned and parallel with the top of the timing chain cover (see illustration 3.8 and the accompanying illustration). Note: There are two sets of marks on the camshaft sprockets. The marks that align at TDG are for TDG reference only; tlJe other two marks are used to align the sprockets with the timing chain during installation. a Remove the crankshaft pulley/vibration damper, being careful not to rotate the engine from TDC (see Section 12). If the engine rotates off TDC during this step, .reposition the engine back to TDC before proceeding. The engine should be left at TDC for the No. 1 pis- ton during this entire procedure. 6.17 Apply a small dab of grease to each keeper as shown here before installation - it will hold them in place on the valve stem as the spring is released 7 Timing chai.n and sprockets - removal, inspection and installation Note: Special tools are required for this pro- cedure.Read through the entire procedure and acquire the necessary tools and equip- ment before beginning work. 9 Support the engine from above, using an engine support fixture (available at rental yards), or from below using a floor jack. Use a wood block between the floor jack and the engine 'to prevent damage (see illustration). Removal Refer to illustrations 7.7, 7.9, 7. 11, 7. 13, 7.14a, 7. 14b, 7. 14c, 7.15, 7.16 and 7.19 1 Detach the cable from the negative ter- mina of the battery. 2 Remove the 9rivebelt (see Chapter 1) and the alternator (see Chapter 5). 3 Remove the windshield washer reservoir and the, valve cover (see Section 4). 4 With the parking brake applied and the shifter in Park (automatic) or in gear (manual), loosen the lug nuts from the right front wheel, then raise the front of the vehicle and support it securely on jackstands. Remove the right front wheel and the right splash shield from the wheelwell. 5 Drain the cooling system (see Chap- ter 1 ). 6 While the coolant is draining, refer to 7. '1 Verify the engine is at TDC by observing the position of the camshaft sprocket marks (upper arrows) - they must be in a straight line and parallel with the top of the timing chain cover (lower arrow) 4'l_i\. . i)J t ,  ",,'P'N  "-/'. tt  1 l} . ..... . --':-'-;';:.,: ,:-"",:.:?,€?,:-:.-:.:;,., 7.11 Remove the drivebelt tensioner, the engine mount bracket and the crankshaft position sensor from the timing chain cover 7.9 If an engine support fixture is not available, the engine can be supported from below using a floor jack and a block of wood 
2A-9 Chapter 2 Part A Engine '" 7.14a Timing chain cover upper fasteners - this stud (A) will . have to be removed with a Torx socket and tightened to 82 in-Ibs during installation 7.13 Timing chain tensioner mounting nuts :  t i  t i' , .  r.':' i .,}'f ,r':. ,  '11 , 1II!II!Il",. " 7 .14b Timing chain cover lower fasteners - make a note of the fastener sizes, locations and lengths as you're removing them, as they must be installed back in their original position 7.14c Pry the timing chain cover off by the casting protrusion r 10 Remove the passenger side engine mount (see Section 18). 11 Remove the drivebelt tensioner, te engine mount bracket and the crankshaft , position sen$or from the timing chain cover (see illustration). Also remove the bolt secur- ing the crankshaft position sensor wiring har- ness to the timing chain cover. 12 Remove the water pump (see Chap- ter 3). 13 Remove the timing chain ten.sioner from the rear side of the timing chain' cover (see illustration). 14 Remove the timing chain cover fasteners and pry the cover off the engine (see illustra- tions). 15 Slide the crankshaft position sensor reluctor ring off the crankshaft (see Illustra- tion). 16 Remove the timing chain tensioner pivot arm/chain guide (see illustration'). ;';:v.-'';;.'''+ ..... ." . :w........ .:;..."..,. r 7.16 Timing chain guide mounting details A Pivot bolt B Tensioner pivot arm/chain guide C Stationary chain guide mounting bolts D Stationary chain guide 7.15 Slide the crankshaft position sensor reluctor ring off the crankshaft - note the "F" mark on the front (it must be facing , outward upon installation) 
2A1 0 Chapter 2 Part A Engine .-0,,,,> /' 17 Lift the timing chain off the camshaft sprocets and remove the timing chain and the crankshaft 'sprocket as an assmbly from' the engine. The crankshaft sprocket should slip off the crankshaft by hand. If not, use sev- eral flat bladed screwdrivers to evenly pry the sprocket off the crankshaft. Note: If you intend to reuse the timing chain, use white paint or chalk to make a mark indicating the front of the chain. If a used timing chain is reinstalled with the wear pattern in the opposite direction noise and increased wear may QCcur. 1"8 Remove the stationary timing chain ,guide (see illustratIon'. 7.16). 19 To remove the' camshaft sprockets, loosen the bolts while holding the lug on the camsaftwith a wrench (see 'illustration). ote the identification marks on the camshaft sprockets before removal, then remove the bolts. Pull on the sprockets by hand until they slip off the dowels. f necessary, use a small puller, with the 1egs inserted in the relief holes, to pull the sprockets off. Note: All models are equipped with variable valve timing, which consists of an actuator assembly attached to the intake camshaft sprocket. When remov- ing the intake camshaft sprocket only loosen and rmove the center bolt, which fastens the sprocket to the camshaft.. Do not loosen the outer four bolts that secure the actuator to the sprocket. Inspection Refer to illustrations 7.20a,7.20b and 7:21 20 Visually inspect a1 parts for wear and damage. Check the timing chain for loose pin.s, crack$, worn rollers' and side plates. Check the sprockets for hook-shaped, chipped and broken teeth. Also check the timing chain for stretching and the diameter of the timing sprockets for wear with the chain assembled on the sprockets (see illustration). Be sure to measure across the chain rollers when checking the sprocket diameter and to mea- sure chain stretch at three or more places around the chain; if chain stretch exceeds the specifications between any 8 links, the chain. must be replaced (see illstration). Maxi- mum chain elongation and minimum sprocket diameter (with chain) should not exceed the amount listed in this Chapter's Specifications. '\ v ,, . W1;] &\\\i'' 7.19 Hold the lug on the camshaft with a wrench to keep it from rotating as the sprocket bolts are loosened - on the intake camshaft, loosen the center bolt securing the WT sprocket to the camshaft only Replace the timing chain and sprockets as a set if the engine has high mileage or fails inspection. 21 Check the chain guides for excessive war (see illustration). Replac 'the chain guides if scoring or wear exceeds the mont listed in this Chapter's Spcifications.' Note that some scoring of the timing chain guide ,shoes is normal. if excessive wear is indi- cated, it will also be necessary to inspect the chain guide oil hole on the front of- the oil pump for clogging (see'Section 15). Installation Refer to illustrations 7.27, 7.28, 7.29, 7.32, 7.34, 7.35 and 7.37 22 Remove all traces of old sealant from the timing chain cover and the. mating surfaces of the engine block and cylinder head. , 23 Make sure the camshafts are positioned ' with the dowel pins at the top in the 12 o'clock position, then install both camshaft sprockets in their original locations by aligning the dowel pin. hole ,on the rear of the sprockets with dowel pin on the cam$haft. Apply medium strength thread locking compound to the cam- 7.20a Wrap the chain around,each of the'timing sprockets and measure the diameter of the sprockets across the chain rollers - if the measurement exceeds the minimum sprocket diameter, the chain and the timing sprockets . 'must b replaced shaft sprocket bolt threads and make 'sure the washers are in place. Hold the camshaft from turnlng as described in Step 19 and tighten the bolts to the torque listed in this Chapter's Specifications. ' 24 Rotate the camshafts as necessary to align the TDCmarks on the camshaft sprock... ets (see illustration 7.7).' 25 If the crankshaft has been rotated off TDC during this procedure, it win be .neces- sary to rotate the crankshaft until the keyway is pointing straight up in the 12 o'clock posi'- tion with the centerline of the cylinder bqres. 26 Install t,he stationary timing 'chain guide (see illustration 7.16). . 27 Loop the timing chain around the crank,;. shaft sprocket and align the No.1 colored link with the mark on the crankshaft sprocket. Install the chain and crankshaft sprocket as an assembly on the engine (see illustration). Note: There are three colored links on the timing chain. The No.1'co/ored link is the link farthest away from the two colored links that are closest together. 2 Slip the timing chain into the lip of the stationary timing chain guide and over the 8 Links (16 pins) ( )1  t WEAR t 82008-2b-8..20a HAYNES 1 ! I' 920()82b-6..21HA VNEsl 7.20b Timing chain stretch is measured by checking the length of th chain between Slinks (16 pins) at three or more places around the chain 7.21 Timing chain guide wear is measured from th,e top of the chain. contact surface to the bottom of the wear grooves 
Chapter 2 Part A Engine 7.27 Loop the timing chain around the crankshaft sprocket and align the No..1 colored ink with the mark, on the crankshaft sprocket, then install the chain and crankshaft sprocket as an assembly on he engine intake camshaft sprocket, then around the exhaust camshaft sprocket making sure to align the remaining two colored links with the marks on the camshaft sprockets, {see illus- tratin)... Be sure to remove alf slack from the right ide of the chain when doing so. 29 Use one hand to remove the slack from th left side of the chain and install the timing chain tensioner pivot arm/chain guide. Tighten the pivot bolt to torque listed in this Chapter's Specifications. After installation, make sure the tab on the .pivot arm can't move past the stopper on the cyUnder head. (see illustra- tion). 30 Recol1firm that the number one piston is still at TPC on the compression stroke and that the timing marks on' the crankshaft and camshaft sprockets are aligned with the col- ored links on the chain. 31 I nstall the crankshaft position sensor reluctor ring with .the "F" mark facing outward. , 32 Apply a bead of RTV sealant to the tim- ing chain cover sealing surfaces (see illustra- tion). Place the timing chain cover in position , 7.32' Apply a bead of sealant on each side of the parting line between the cylinder head and the engine block 2A-11 ;.£ ,J.i :  .... 7.28 Loop the,timing'chain up over the intake camshaft and around the exhaust camshaft, while aigning th remain.ing'two colored .links with the marks on the camshaft sprockets on the engine and iostall the bolts in their orig- inallocations. Tighten the bolts evenly in sev- eral steps to the "torque listed in this Chapter's Specifications (see illustrations 7.14a and 7.14b). Be sure to follow the sealant manu- facturer's recommendations for assembly nd sealant curing times. 33 Install the water pump a-ring, the water pump and the engine mount bracket all within the sealant manufacturer's specified dry- , ing times. Before installing the engine mount bracket, apply a mall amount of RTV sf?al- ant to the threads of the engine mount bracket bolts. 34 Reload and lock the timing chain tensioner to its zero position as follows: a) Raise the ratchet pawl and push the plunger inward until it bottoms out (see illustration) . b) Engage the hook on the tensioner body with the pin on the tensioner plunger to lock the plunger in place. 35 Lubricate the tensionr a-ring with a small amount of oil and install the tensiQner 7.34 Raise the ratchet pawl and push the plunger inward until the hook on the tensioner body can be engaged with the pin on the plunger to lock the plunger in place ,..l \:  '." . " 7 .29 After the tensionr pivot arm is installed, make sure the tab (arrow) on the pivot arm can't move past the stopper on the cylinder head into the timing chain cover with the hook fac- ing up (see illustration). 36 Install he crankshaft pulley/vibration t:!,.." J;;,J;'" ....... ..- ..' i I . 7.35 Apply a small amount of oil to the tensioner O-ring and insert the ten!$loner into the timing chain cover with the hook facing upward,. 
2A-12 Capter 2 Part A Engine I . .  I '" ," :."1,  "  , i t . T  i  1  m r:; 1 .... . .... __.u _ ..., . " :Jj':f_ , ,- , ,.A;1i<V''''''"''';>''''::\'_.''''''5tt,t:f.r:;''''';;'':. . .;:  .:".: "7 ." , " , ' '.  % , w-r. " , 8.4 With the TDC marks aligned, apply a dab of paint to the timing chain links where they meet the upper timing marks on the camshaft sprockets 7.37 Depress the tensioner pivot arm and disengage the hook from the plunger pin to set tension on the timing chain damper (see Section 12). 37 Rotate the engine clockwise slightly to set the chain tension. As the engine is rotated, the hook on the tensioner body should release itself from the pin on the 'plunger and allow the plunger to spring out and apply., tension to the timing chain. If the plunger does not spring outward and apply tension to the timing chain, press downward on the pivot arm and release , the hook with a screwdriver (see illustra- tion). 38 ' Rotate the engine clockwise several turns and reposition the number' one piston at TDC on the compression stroke (see Sec- tion 3). Visually confirm that the timing mark on the crankshaft pulley/vibration damper is aligned with the "0" mark on the timing chain cover and the camshaft sprocket marks are aligned and parallel.with the top of the timing chain cover as shown in illustration 7.7. 39 The remainder of the installation is the reverse of removal. 8.7 With the camshaft sprockets removed, hang the timing chain out of the way with a piece of wire and place a shop rag in the timing chain cover opening to prevent foreign objects from falling into the engine aligned and parallel with the top of the timing chain cover (see illustrations 3.8 and 7.7). 4 With the TDC marks aligned, apply a dab of paint to the timing chain links where they meet the upper timing marks on the camshaft sprockets (see illustration) Note: There are two sets of marks on the camshaft sprockets. The marks that align at TDC are for TDC ref- erence only, the other two marks are used to align the sprockets with the timing chain dur- ing installation. 5 Using a wrench to hold the camshaft sprockets from turning, loosen the camshaft sprocket bolts several turns (see illustra- tion 7.19). If the camshaft sprockets have rotated during the bolt "loosening process, rotate the engine clockwise until the "TDC" marks on the cam sprockets are realigned. 6 Remove the timing chain tensioner from the timing chain cover (see illustration 7.13) and the camshaft position sensor from the cylinder head (see Chapter 6). 7 Remove the camshaft sprocket retain- ing bolts. Disengage the timing chain from the sprockets and remove the camshaft sprock- ets from the engine. Make sure to note that the sprockets are marked "IN" for intake or . "EX" for exhaust and cannot be interchanged. After removing the sprockets, hang the timing chain up with a piece of wire and attach it to an object on the firewall (see illustration). This will prevent the timing chain from falling into the engine as the remaining steps in this procedure are performed. .Also place a rag into the opening of the timing chain cqver to prevent any foreign objects from falling into the engine. 8 Verify the markings on the camshaft bearing caps. The caps should be marked from 1 to 5 with an 'I." or an "E" mark on the cap indicating whether they're fr the it:1take or exhaust camshaft (see illustra'tion). 9 Loosen the camshaft bearing caps in two or three steps, in the, reverse order of the tightening sequence (see illustra- tion 8.22). C'aution: Keep the caps in order. They must go back in the same location hey were removed from. 10 Detach the bearing caps, then remove the camshaft(s) from the cylinder head. Mark the camshaft(s) "Intake" or "Exhausf' to avoid mixing them up. Note: When looking at the 8 Camshafts and lifters - removal, inspection and installation Note: The, camshafts should always be thor- o.ughly inspected before installation and cam- shaft endplay should always be checked prior to camshaft removal (see Step 13). Removal Refer to illustrations 8.4 y 8.7 and 8.8 1 D,isconnect the cable from the negative terminal of the battery. 2 Remve the valve cover (see Section 4). 3 Refer to Section 3 and place the engine on TDG for number 1 cylinder. Visually con- firm the engine is at TDC on the compression stroke by verifying that the timing mark on the crankshaft pulley/vibration damper is aligned with the "0" mark on the timing chain cover and the camshaft sprocket TDC marks are 
Chapter 2 Part A Engine 2A-13 -"Yfi'''''W=. \ . \ :',.:::: 'tJ.. 8.8 The camshaft bearing caps are numbered and have an arrow that should face the timing chain end of the engine , ' . ' ;M;,,;*;,"::::;J:*tw-if'""'M':;"'1' ""'w.4>.ctt'"''''':''''o:r'i,,.., '   t ;, ....:"...... r '"  < JL  . ,.. 'm  tfi ......:-...-_,;:;;.'W....:7....". 8.15 Measure each journal diameter with a micrometer - if any journal measures less than the specified limit, replace the camshaft engine from the front of the vehicle, the for- ward facing eam is the intake camshaft and the cam nearest the firewall is the exhaust camshaft. It is very important that the cam- sh;3ff:s .are returned to their original locationS during installation. ' 11 'Remove the lifters from the cylinder bead, keeping them in order with their respec- tive valve and cylinder. Caution: Keep the Iift-. ers in order. They must go back in the position from which they were removed. 121,nspect the ,camshafts and lifters as described be,low. Also inspect the camshaft sprockets for wear .on the teeth. I nspect the chains for cracks or excessive wear of the rollers, and for stretching (see Section 7). If any of ' the components show signs of exces- sive wear they must be replaced. Inspection Ref" to illustrations 8. 13, 8. 15, 8. 16, 8. 18 and.'8.19 13 Before the camshafts are removed from , the engine, check the camshaft endplay by (- 8.13 Mount a dial indicator as shown to measure camshaft endplay - with the dial zeroed" pry the camshaft forward and back and read the endplay on the dial 8.16 Measure the lobe heights on each camshaft - if any lobe height is less than the specified allowable minimum, replace that camshaft placing a dial indicator with the stem in tine with the camshaft and touching the snout (see illustration). Push the camshaft all the way to the rear and zero the dial. indicator. Next, pry the camshaft to the front as far as pos- sible and check the reading on the dial indica- tor. The distance it moves is the endplay. Irit's greater than the Specifications listed 'in this Chapter, check the bearing 'caps for wear. If the bearing caps are worn, the. cylinder head must be replaced. 14 With the camshafts removed, visually check the camshaft bearing surfaces in the cylinder head for pitting, score marks, galling and abnormal wear. .If the bearing surfaces are damaged, the cylinder head may have to be replaced. - 15 Measure the outside diameter of each camshaft bearing journal and record your measurements (see illustration). Compare them to the journal outside diameter specified in this Chapter, then measure the inside diam- eter of each corresponding camshaft bearing and record the measurements. Subtract each cam journal outside diameter from its respec- tive cam bearing bore inside diameter to determine the oil clearance for each bearing. Compare the results to the specified journal- to-bearing clearance. If any of the measure- ments fall outside the standard specified wear limits in this Chapter, either the camshaft or the cylinder head, or both, must be replaced. Note: ,If precision masuring tools are not available, Plastigage may be used to deter- I mine the bearing journal oil clearance (see Chapter 28). , 16 Using' a micrometer, measure the height of each camshaft lobe (see illustra- tion). Compare your measurements with thts Chapter's Specifications. If the height for any one lobe is less han the specified minimum, replace the camshaft. ' , 17 Check the camshaft runout by placing the camshaft back into the cylinder head and set up a dial indicator on the center journal. Zero the dial indicator. Turn the camshaft slowly and note the dial indiCator 'readings. Runout should not exceed 0.0012 inch. If the measured runout exceeds the specified run- out, replace the camshaft. 
2A-14 8.18 Wipe off the oil and inspect each lifter for wear and scuffing 18 Inspect each lifter for scuffing and score marks (see illustration). 19 Measure the outside diameter of each lifter (see illustration) and the correspond- ing lifter bore inside diameter. Subtract the lifter diameter from the lifter bore diameter to determine the oil clearance. Compare it to this Chapter's Specifications. If the oil clearance is excessive, a new cylinder head and/or new lifters will be required. Installation Refer to illustrations 8.20 and 8.22 20 Apply moly-based engine assembly lubricant to the camshaft lobes and journals and intall the camshaft into the cylinder head with the NO.1 cylinder camshaft lobes pointing inward toward each other and the dowel pins facing upwa.rd (see illustration). If the old camshafts are being used, make sure they're installed in the exact location from which they came. 21 Install the bearing caps and bolts and tighten them hand tight. Chapter 2 Part A Engine >   I i I I t  8.19 Measure the .  , outside diameter of ! each lifter and the I inside diameter of r,$' each lifter bore to determine the oil clearance measurement __h_ '. . ._:_ _ >-:,_ : ,. ,::-.:' 22 Tighten the bearing cap bolts in several equal steps, to the torque listed in this Chap- ter's Specifications, using the proper tighten- ing sequence (see illustration). Start with the front cap (with three bolts), then tighten the rast in sequence. 23 Engage the camshaft sprocket teeth with the timing chain links so that the match marks made during removal align with the upper tim- ing marks on the sprockets, then position the sprockets over the dowels on the camshaft hubs and install the camshaft sprocket bolts \ finger tight. At this point the mark on the crank- shaft pulley should be aligned with the "0" mark on the timing chair) cover, the' camshaft sprocket TDC marks should be aligned and parallel with the top of the timing chain cover and the timing hain match marks should be aligned with the upper timing sprocket marks with all of the slack in the chain positioned towards the tensroner side of the engine (see, illustration 8.4). 24 Double check that the timing sprock- ets are returned to the proper camshaft and tighten the camshaft sprocket bolts to the torque listed in this Chapter's' Specifications. 25 I nstall the timing chain tensioner a,s described in Section 7, Steps 34 and 35. 26 The remainder of installation is the reverse of removal. 9 Intake manifold - removal and installation Warning: Wait until the engine is, completely cool before' eginning this procedure. Removal Refer to illustrations 9.4, 9.6a and 9.6b 1 Relieve the fuel system pressure (see Chapter 4). 2 Disconnect the negativ cable from the battery. 3 Remove the enginEt cover (see Sec- tion 4), then release the two clamps and set aside the fuel-injection wiring harness. 4 Remove the fuel rail and injectors as an assembly (see Chapter 4). Also remove the throttle body from the intake manifold (see Chapter 4) (see illustration). Note: 2005 and 8.20 Place the camshafts in the cylinder 'head with the No.1 , cylinder lobes pointing inward at approximately a 30 degree angle  '$', "" 8.22' :Camshaft bearing cap bolt TIGHTENING sequence 
2A-15 Chapter 2 Part A Engine 9.4 Label and disconnect the following components required for intake manifold removal 1 PCV hose 2 Accelerator cable 3 Air intake .duct and air filter cover 4 Throttle body 5 Fuel rail and injectors , , . -. - -. .. . . . - -. . ... ._. .."_.. ..__ .__"___. _'_n'..O' ..... . later models have a "drive-by-wire" electronic throttle control, which does not use a cable. Disconnect the electrical connector at the throttle motor on the throttle body. . 5 label and detach the PCV and vacuum hoses connected to the rear of the intake manifold. 6 Remove the intake manifold mount- 'ing nuts, bolts and support bracket bolts and remove the man,ifold and the gasket from the engine (see illustrations). 8 Install a new gasket over the manifold studs, then position the manifold on the cylin- der head and install the nuts/bolts and brack- ets. 9 Tighten the manifold-to-cylinder head nuts/bolts in three or four equal steps to the torque listed in this Chapter's Specifications. Work from the center out towards the ends to avoid warping the manifold. After the mani- fold-to-cylinder head bolts have been tight- ened to the proper torque, tighten the lower bracket bolts. 10 Install the remaining parts in the reverse order of removal. Check the coolant level, adding as necessary (see Chapter 1). 11 Before starting the eng.ine, check the throttle linkage for smooth operation. 12 Run the engine and check for coolant and vacuum leaks. 13 Road test the vehicle and check for proper operation of all accessories, including the cruise control system, if equipped. 10 Exhaust manifold - removal and installation Warning: The engine must be completely cool before beginning this procedure. Installation 7 ' Clean the mating surfaces of the intake manifold and the cylinder head mounting sur- face with lacquer thinner or acetone. If the gasket shows signs of leaking, have the mani- fold checked for warpage at an automotive machine shop and resurfaced if necessary. Removal Refer to illustrations 10.3 and 10.5 1 Disconnect the negative cable from the battery. 2 Raise the front of the vehicle and sup- port it securely on jackstands. , . / :> "Ii' b'- ;'>:7t: 1- :. 9.6b ... and support bracket bolts 9.6a Intake manifold fastener locations . . . 
2A..16 Chapter 2 Part A Engine  10.3 Working below the vehicle, remove the two spring-loaded exhaust pipe bolts (A). Be careful not to damage the oxygen sensor (8) 3 Working below the vehicle, apply pene- trating oil to the bolts and springs retaining the exhaust pipe to the manifold. After the bolts have soaked, remove the bolts retaining the exhaust pipe to the manifold. Separate the front exhaust pipe from the manifold, being careful not to damage the oxygen sensor (see illustration). Note: It may be necessary to remove the inner heat shield from above the right driveaxle to access one of the exhaust , pipe-to-manifold bolts. 4 Unbolt the lower exhaust manifold brace and remove it from the engine. 5 Working in the engine compartment, rem.ove the heat shield frqm-the manifold (see illustraton). 6 Remove the -nuts/bolts and detach the manifold and gasket. Installation 7 Use a scraper to remove all traces of old gasket material and carbon deposits from the. manifold and cylinder head mating sur- faces. If the gasket was leaking, have the manifold checked for warpage at an automo- , ,AJ 10.5 Working from the engine compartment, disconnect and remove the oxygen sensor (A), then remove the upper heat shield mounting bolts (8) tive machine shop and resurfaced if neces- sary. Note: If the manifold is being replaced with a new one it will be necessary to remove the lower heat shield and fasten it to the new manifold. 8 Position a new gasket over the cylinder head studs noting any directional marks or arrows on the gasket if equipped. 9 Install the manifold and thread the mounting nuts into place. 10 Working from the center out, tighten the nuts/bolts to the torque listed in this Chapter's Specifications in three or four equal steps. 11 Reinstall the remaining parts in the reverse order of removal. 12 Run the engine and check for exhaust leaks. 11 Cylinder head - removal and installation Warning: The engine must be completely cool before beginning this procedure. 11.11 Detach the . grourad straps (A), the ECT sensor connector (8), the coolant hoses (C) and the bracket retaining bolts (D) Removal Refer to illustration 11. 11 1 Relieve the fuel system pressure (see Chapter 4), then disconnect the cable from the negative terminal of the battery. 2 Drain the cooling system (see Chap- ter 1). 3 emove the alternator (see Chapter 5). 4 Remove the valve cover (see Section 4). 5 .Remove .the throttle body, fuel injectors and fuel rail (see Chapter" 4). 6 Remove the intake manifold (see Sec- tion 9). 7 Remove the exhaust manifol,d (see ec- tion 10). Note: The cylinder head' can be removed with the exhaust manifold attached, but remember to disconnect the oxygen sen- sor first. 8 Remove the timing chain and camshaft sprockets (see Section 7). 9 Remove the camshafts and 'lifters (see' Section 8).- 10 Refer to Section 5 and remove the vari- able valve timing control valve ,and filter. 11 Label' and remove the coolant hoses, tubes and electrical connections 'from the cyl- inder head (see illustration). ' 12 Loosen the' cylinder head bolts in 1/4... turn increments until they can be removed by hand. loosen the cyl'inder head bolts in the reverse order of the recomrT,\erided tightening sequence (see llustration 11.24) to, avoid warping or cracking'the cylinder head. ' 13 Lift the cylinder head off. the .engine - block. If it's stuck, very ca'refully pry up' at the transaxle end, beyond the gasket surface. 14 Remove any remaining external compo- nents from the ylinder head to anew for thor ough cleaning and inspection. Installation Refer to illustration 11.24 15 The mating$urfaces of the cylinder head 
Chapter 2 Part A Engine 2A-17 11.24 Cylinder head bolt TIGHTENING sequence and block must be perfectly clean when the cylinder head is installed. 16 Use a gasket scraper to- remove all traces of carbon and old gasket material, then clean the mating surfaces with lacquer thin- ner or acetone. If there's oil on the mating sur- faces when the cylinder head is installed, the gasket may not seal correctly and leaks could develop. When working on the block, stuff the cylinders with clean shop rags to keep out debris. Use a vacuum cleaner to remove material that falls into the cylinders. 17 Check the block and cylinder head mat- ing surfaces for nicks, deep scratches and other damage. If damage is -slight, it can be removed with a file; if it's excessive, machin- ing may be the only alternative. 18 Use a tap of the correct size to chase the threads in the cylinder head bolt holes, then clean the holes with compressed air - make sure that nothing remains in the holes. Warn- ing: Wear eye protection when using com- pressed air! 19 Using a wire brush, clean the threads on each bolt to remove corrosion and restore the threads. Dirt, corrosion, sealant and damaged , j'. . '.' :. ., - 12.4 A puller base and several spacers can be mounted to the center hub of the pulley to k.ep the crankshaft from turning as the pulley retaining, bolt is loosened - install the socket over the crankshaft bolt head before installing the puller, then insert.the extension through the cente,r hole of the puller threads will affect torque readings. Also check the cylinder head bolts for stretching. Mea- sure the entire length of each bolt from the underside of the head to the tip of the threads. If the length of any bolt exceeds 5.846 inches, it must be replaced. 20 Install the components that were removed from the cylinder head. 21 Position the new gast over the dowel pins in the block. Position the gasket with the "Lot #" mark facing up and near the timing chain .end of the engine. 22 Carefully set the cylinder head on the block without disturbing the gasket. 23 Before installing the cylinder head bolts, apply a small amount of clean engine oil to the threads and under the bolt heads. 24 Install the bolts in their original locations and tighten them finger tight. Following the recommended sequence, tighten the bolts in three steps to the torque listed in this Chap- ter's Specifications (see illustration). Step 3 of the tightening sequence requires each b91t to be tightened an additional 90 degrees. If you don't have an angle-torque attach- ment for your torque wrench, simply apply a '-S'E:k , :J 1 12.5 Reinstall .. the. puller back onto the crankshaft pulley with the center bolt removed and remove the crankshaft pulley paint mark at one edge of each cylinder' head bolt and tighten the bolt until that mark is 90 degrees (1/4-turn) from where you started at the beginning of Step 3. 25 The remaining installation steps are the reverse of removal. 26 Check and adjust the valves as neces- sary (see Chapter 1). 27 Change the engine oil and filter (se.e Chapter 1. 28 Refill the cooling system (see Chap- ter 1), run the engine and check for leaks. ,  12 Crankshaft pulley/vibration damper - removal and installation Refer to illustrations 12.4, 12.5 and 12.6 1 Detach the cable from th negative ter- minal of the battery. 2 Remove the drivebelt (see Chapter 1). 3 With the parking brake applied and the shifter in Park (automatic) or in gear (manual), loosen the lug nuts from the right front wheel, then raise the. front of the vehicle and support it secrely on jackstands. Remove the right fron wheel and the right splash shield .from the wheelwell. 4 Remove the bolt from the front of the crankshaft. A braker bar will probably be necessary, since the bolt is very tight (see illustration). 5 Using a puller that bolts to the crankshaft pulley hub, remove the crankshaft pulley from the crankshaft (see'illustration). Caution.: Use the proper adapter on the end of the puller screw to prevent damaging the crank- shaft threads. Note: Depending on the type of puller YQu have it may be necessry to sup- port the engine from above, remove the, right , side engine mount and lower to engine to gain sufficient clearance to use the puller. 6 To install the crankshaft pulley, slide the pulley onto the crankshaft as far as it will slide on, then use a vibration damper installation 
2A-18 12.6 Align the keyway in the crankshaft pulley hub with the Woodruff key in the crankshaft tool to press the pulley onto the crankshaft. Note that the slot (keyway) in the hub must be aligned with the Woodruff key in the end of the crankshaft (see illustration) and that the crankshaft bolt can also be used to press the crankshaft pulley into position. 7 Tighten the crankshaft bolt to the torque listed in this Chapter's Specifications. 8 The remaini'ng installation steps are the reverse of removal. 13 Crankshaft front oil seal.' replacement Refer to illustrations 13.2, 13.3 and 13.4- 1 Remove the crankshaft pulley (see Sec- tion 12). 2 Note how the se1 is installed - the new one must be installed to the same depth and facing the same way. Carefully pry the oil seal out of the cover with a seal puller or a large Chapter 2 Part A Engine screwdriver (see illustration). Cut the lip of the seal with a utility knife to make removal easier. Be very careful not to distort the cover or scratch the crankshaft! Wrap electrician's tape around the tip of the screwdriver to avoid damage to the crankshaft. 3 Apply clean engine oit or multi-purpose grease to the outer edge of the new seal, then install it in the cover with the lip (spring side) facing IN Drive the seal into place with a seal driver or a large socket and a hammer (see illustration). Make sure the seal enters the bore squarely and stop when the front face is at the proper depth. 4 Check the surface on the pulley hub that the oil seal rides on. if the surface has been grooved from long-time contact ith the seal, a press-on sleeve may be available to renew the sealing surface (see illustration). This sleeve is pressed into place with a hammer and a block of wood and is commonly avail- able at auto parts stores for various applica- tions. 5 Lubri.cate the pulley hub with clean engine oil and reinstall the crankshaft pulley (see Section 12). 6 Install the crankshaft pulley retaining bolt ,13.2 Carefu lIy pry the Id seal out of the timing chain cover - . don't damage the': crankshaft in the process and tighten it to the torque listed in this Chap- ter's Specifications. 7 The remainder of Jnstallation is the reverse of removal. 14 Oil pan · removal and 'installation Removal Refer to illustrations 14.4, 14.6a and 14.6b 1 Disconnect the cable from the negative terminal of the battery. 2 Set the parking brake and ,block the rear wheels. 3 Raise the front of the vehicle and sup- port it securely on jackstands. 4 .Remove the two plastic splash shields under the engine, if equipped. Support the engine from above with a hoist or engine sup- port fixture and remove the front crossmember support (see illustration). 5 Drain the engine oil and remove the oil filter (see Chapter. 1 ). Remove the oil, dipstick. 6 Remove the bolts and detach the oil pan. If it's stuck, pry it loose very carefully with a smalt screwdriver or putty knife (see illustra- f?' , \. '.' 13.3 Drive the new seal into place with a large socket and hammer 13.4 I( the sealing surface of the pulley hub has a wear groove from contact with the seal, repair sleeves are available at most auto parts stores, , 
Chapter 2 Part A. Engine 2A-19 "'r . . 14.4 With the engine supported from above, remove the front crossmember support tions). Don't damage the mating surfaces of the pan and block or oil leaks could develop. Installation 7 Use a scraper to remove all traces of old sealant from the block and oil pan. Clean the mating surfaces with lacquer thinner or ace- tone. 8 Make sure the threaded bolt holes in the . block are clean. . 9 Check the oil pan flange for distortion, particularly around the bolt holes. Remove any nicks or burrs as necessary. . 10 Inspect the oil pump pick-up tube assem- bly for cracks and a blocked strainer. If the pick-up was removed, clean it thoroughly and install it now, using a new gasket. Tighten the nuts/bolts to the torque listed in this Chapter's . Specifications. 11 Apply a 3/16-inch wide bead of RTV seal- ant to the mating surface of the oil pan. Note: Be sure to follow the sealant manufacturer's recommendations for assembly and sealant curing times. 12 Carefully position the oil pan on the engine block and install' the oil pan-to-engine block bolts loosely. 13 Working from the center out, tighten the oil pan-to-engine block bolts to the torque listed in this Chapter's Specifications in three or four steps. 14 The remainder of installation is the reverse of removal. Be sure to wait at least one hour before adding oil to allow the sealant to properly cure. 15 Run the engine and check for oil pres- sure and leaks. 14.6a Oil pan mounting.:bolts .f" ,  .  , ',  : . ' } t ,::ik:::,:L 14.6b Pry the oil pan loose with a screwdriver or putty knife - be careful not to damage the mating surfaces of the pan and block or oil leaks may develop 15 Oil pump - removal, inspection and installation Removal Refer to illustrations 15.2 end 15.4, 1 Refer to Section 7 and remove the timing chain and the crankshaft sprocket. 2 Remove the five bolts and detach the "'', 15.2 Oil pump mounting bolts 
2A-20 Chapter 2 Part A Engine 15.4 Oil pump pressure relief valve component.s A Pressure relief valve B Spring C Plug 15.8b Using a straightedge and feeler gauge, measure the rotor- tocover clearance < 7 ,-m ,  ,," ' I ' --  r - v,"',..'''''''___' -. ">-- -.,-, y::: :::-<:;:t,"'5'.Z  '<If3'I:i1'  . f (... '-""'"t-'4 -  >' r....   \ '" _: .AiI': 15.9 Check that the oil jet is free of debris (here, oil is being squirted into the port) - a blockage here will lead to an excessively, worn timing chain and guides , 15.8a Measure the driven rotor-to-body clearance with a feler gauge, 15.8c Measure the rotor tip clearance with a feeler gauge - install the rotors with the marks facing out, against the covr oil pump body from the engine (see illustra tion). You may have to pry carefully between the front of the block and the pump body with a screwdriver to remove it. 3 Use a scraper to remove all traces of sealant and old gasket material from the pump body and engine block, then clean the mating urfaces with lacquer thinner or acetone. 4 Remove the oil pressure relief valve from the pump body (see illustration). 5 Remove the three screws and separate the pump cover from the body. Lift out the drive and driven rotors. Inspection - Refer to illustrations 15.8a, 15. Bb, 15. Be . and 15.9 6 Clean. all components with solvent, then inspect them for wear and damage. 7 Check the oil pressure relief valve piston sliding surface and valve spring. If either the spring or the valve is damaged, they must be replaced as a set. 8 Check the driven rotor-to-body clar- ance, rotor-to-cover clearance and drive . rotor tip clearance with a feeler gauge (see illustrations) and compare the results to this Chapter's Specifications. If any clearance is excessive, replace the rotors as a set. If nec- essary, replace the oil pump body. 9 Check the timing chain guide oil jet for blockage, (see illustrtion). Installation Refer to illutration 15. 14 10 Lubricate the drive and driven rotors with clean engine oil and place them in the pump' body with the marks facing out (see illustra- tion 15.8c). , , 11 Pack the pump cavity with petroleum jelly and attach the pump cover, tighten the screws to the torque listed in this Chapter's Specifications. . 12 Lubricate the oil pressu re relief valve piston with clean engine oil and reinstall the valve components in the pump body. 
Chapter 2 Part A Engine 2A-21 15.14 Place the gasket over the dowels (lower arrows) on the engine block - when installing the oil pump, align the,flats in the pump rotor with the flats on the crankshaft (upper arrows) 13 Place a new oil pump gasket on the engine block. 14 Position the' pump assembly against the block- and install the mounting bolts. Make sure that the flats on the oil pump drive rotor align' with the flats on the crankshaft (see illustration). , 15 Tighten,the bolts to the torque listed in this Chapter's Specifications in three or four steps. Follow a' criss-cross pattern to avoid warping the body. .16 Reinstall the remaining parts in the reverse order of removal. 17 Add oil if necessary, start the engine and check for oil pressure and leaks. 16 Flywheel/driveplate - removal and installation Removal Refer to illustrations 16.3 and 16. 1 Raise the vehicle and support it securely on jackstands, then refer to Chapter 7 and remove the transaxle. 2 Remove the pressure plate and clutch disc (see Chapter 8) (manual transaxle equipped vehicles). ' 3 Use a center punch or paint to make alignment marks on the flywheel/driveplate and crankshaft to ensure correct alignment during reinstallation (see illustration). 4 Remove the bolts that secure the fly- wheelldriveplate to the crankshaft. If the crankshaft turns, have an assistant wedge a screwdriver in the ring gear teeth to jam the flywheel. 5 Rem.ove the flywheel/driveplate from the crankshaft. Since the flywheel is fairly heavy, be sure to support it while' removing. the last bolt. Automatic transaxle equipped vehicles =- have spacers on both sides of the driveplate 16.3 Mark the flywheel/driveplate and the crankshaft so they can be reassembled in the same relative positions (see illustration). Keep them with the drive- plate. Warning: The ring-gear teeth may be sharp; wear gloves to protect your hands. Installation 6 Clean the flywheel to remove grease and oil. Inspect the surface for cracks, riet grooves, burne areas and score marks. Light scoring can be removed with emery cloth. Check for cracked and broken ri ng gear teeth. Lay the flywheel on a flat surface and use a straightedge to check for warpage. 7 Clean and inspect the mating surfaces of the flywheel/driveplate and the crankshaft. If the crankshaft rear seal is leaking, replace it before reinstalling the flywheelldriveplate (see Section 17). 8 Position the flywheelldriveplate against the crankshaft. Be sure to align the marks made during removal. Note that some engines have an- alignment dowel or staggered bolt holes to ensure correct installation. Before installing the bolts, apply thread-locking com- 16.5 On vehicles equipped with a spacer plate, note the position of the locating pin pound to the threads. 9 Wedge a screwdriver in the ring gear teeth to keep the flywheelldriveplate from turning and tighten the bolts to the torque' listed in this Chapter's Specifications. Follow a criss-cross pattern and work, up to the final '. torque in three or four steps. 10 The remainder of installation is the reverse of the removal procedure. 17 Rear main oil seal - replacement . Refer to illustration 17..3 1 Remove the transaxle (see Chapter 7 A or 7B). , . · 2 Remove the flywheel/driveplate (see Section 16). 3 Pry the oil seal from the rear of the engine with a screwdriver (see illustration). Be careful not to nick or scratch the crank- shaft or the seal bore. Be sure to note how far it's recessed into the bore before removal so 
2A-22 ' I I \f, '" L ['    . _n'... '''', , .:-., .. ....Hd , ... -,' )so -v . _"N""",,,,,,,""_'''.e. Chapter 2 Part A Engine I  17.3 Carefully pry out the old seal with a screwdriver - it may be helpful to cut the seal lip with a razor'blade first to make removal of the -seal easier " r1i2'!';""., ,... , '.' \:':;"'",' .r\ " ....:t:" I '' ,,/-., " ,. . : ' ,'.,., 18.8a To remove the passenger's side mount, detach the three mount-to-body bolts, the bolt at the engine. . . the new seal can be installed to the same depth. Thoroughly clean the seal bore k. the . bloc with a shop towel. Remove all traces of oil and dirt. 4 Lubricate the outside diameter of the seal and, using a seal installation tool, instalf the seal over the end of the crankshaft. Drive the new seal square1y into the seal bore and flush with the edge of tvhe seal retainer. 5 'Install the flywheel/driveplate (see Sec- tion 16). 6 I nstall the transaxle (see Chapter 7 A or 78). 18 Powertrain mounts.. check and replacement 1 Engine mounts seldom require attention, but broken or deteriorated mounts should be replaced immediately or the added strain placed on the driveline components may "' cause damage or wear. 18.7 The preferred method to support the engine is with a support fixture like this that allows maximum working room around the engine top and bottom t:'C"Y '. . ........;.,;..,,»..:.:.... .-." .".c'-"":."",:........., . . ",...,,:>..,..,..,... " '""'1ii!..,j!@ii.r""" .'...--,"',' Ii ,.....:ot;.....:........T . 18.8b ... and the mount bracket-to-engine mount bracket nuts (seen from below) Check Note: During the check, the engine must be raised slightly to remove the weight from the mounts.' 2 'Raise the vehicle and support it securely on jackstands, then position a jack under the engine oil pan. Place a large wood block between the jack head and the oil pan, then carefully raise the engine just enough to take the weight off the mounts. Do not position the wood block under the drain plug. Warning: DO NOT place any part of your body under the engine when it's supported only by a jack! 3 Check the mounts to see if the rubber is cracked, hardened or 'separated from the metal casing, which would indicate the need for replacement. 4 Check for relative movement between the inner and outer portions of the mount (use a large screwdriver or pry bar to attempt to move the mounts). If movement is noted, replace the mount. 5 Check the mount fasteners to make sure they are tight. 6 Rubber preservative should be applied to the mounts to slow deterioration. Replacement Refer to illustrations 18.7, 18.8a, 18.8b, 18.9, 18.10a and 18.10b 7 Disconnect the cable from the negative terminal of the battery, then raise the vehicle and support it securely on jackstands (if not already done). The engine should be'sup- ported from above, prferably with an engine support fixture available from tool rental yards (see illustration). . 8 To remove the right (passenger side) engine mount, remove the three bolts secur- ing the mount to the body, then remove the three bolts and two nuts securing the mount bracket to the engine bracket (see illustra- tions). If the vehicle is eqipped with air con- ditioning, detach the refrigerant line bracket retaining nut and remove the mount from the engine compartment. Be sure to remove the mount bracket from the old mount and rein- 
Chapter 2 Part A Engine 2A-23 18.9 Driver's side engine mount details . A Mount-to-body bolts B Through-bolt stall it on the new mount. 9 To remove the left (driver's side) engine mount, remove the' four bolts securing the mount to the body, then remove the through- bolt securing the mount to the transaxle bracket (see illustration). On manual. transaxle equipped vehicles, it will be neces- sary to remove two bolts and an additional mount support bracket before removing the mount-to-body bolts and the mount through-' bolt. 10 To remove the front and rear engine mounts, remove the bolts securing the mount to the lower frame crossmember, then remove the through-bolt securing the mount to the engine bracket (see illustrations). 11 , Installation is the reverse of removal. Use thread locking compound on the mount boltsl nuts and be sure to tighten them securely. 1!(, , 18.10a Front engine mount details. \ A Mount-to-Iower frame (access from below, one shown) B Through-bolt (nut indicated) 18.10b Rear engine mount details A Mount-to-frame crossmember B Through-bolt 
2A-24 Chapter 2 Part A Engine Notes 
28..1 Chapter 2 Part B General engine overhaul procedures Contents Section CHECK ENGINE light on .....................:...........................See Chapter 6 Crankshaft - removal'and installation ............................................ 10 Cylinder compression check...... .... ... ............................ .......... ..... 3 Engine - removal and installation............... ....... ............................ 7 Engine overhaul - disasser:nbly sequence ..................................... 8 Engine overhaul - reassembly sequence ...................................... 11 Engine rebuilding alternatives...;.,....................u.... ....................... 5 Engine removal -. methods and ,precautions .................................. 6 Section General information - engine overhaul.............,...........u............... 1 Initial start-up and break-in after overhaul..................................... 12 Oil pan - removal and installation ..............:................... See Chapter 2A Oil pressure check............ .......... ..... ...... .............. ..... ... ...... ..... ....... 2 Oil pump - removal and installation ............................... See Chapter 2A Pistons and connecting rods - removal and installation ................ 9 Vacuum gauge diagnostic checks ................................................. 4 Specifications General Dis,placement............................. .... .. ..;..................... ......... .......... ....:........ Cylinder compression pressure Standard . ................................................ .......... ................. ..... ........... Min'imum................................................... ..... ......................... ............. Maximum variation between cylinders ............................................... Oil pressure.. ' At curb idle... ....................................... ........ ................... ................. .... At 3000 rpm .................. ..'.. .............. ........... ..-......... ..... ........ ....... ..,......... Torque specifications Connecting rod bearing cap bolts Step 1 ................................................................................................. Step 2"........................ .'.. ........................ . . .... . . .... ................ ..... . .. . . ... ...... Main bearing cap bolts (inner --'bolts 1 through 10) Ste p 1 .............................'.................................................................... Step 2.............................................. .,.................:.................................. Main bearing cap bolts (outer - bolts 11 through 20) ..,............................. 108 cubic inches 189 psi 145 psi 14 psi 5.7 psi or more 43 to 78 psi Ft-Ibs (unless otherwise indicated) 15 Tighten an additional 90-degrees (1/4 turn) 33 Tighten an additional 90-degrees (1/4 turn) 14 
28-2 Chapter 2 Part B, General engine overhaul procedures 1 General information - engine overhaul Refer to illustrations 1.2, 1.3, 1.4, 1.5, 1.6 and 1.7 Included in this portion of Chapter 2 are general information and diagnostic test- ing procedures for determining the overall mechanical condition of your engine. The information ranges from advice con- cerning preparation for an overhaul and the purchase of replacement parts and/or com- ponents to detailed, step-by-step procedurs covering removal and instal!ation. The following Sections have been written to help you determine whether your engine needs to be overhauled and how to remove and install it once you've determined it needs to be rebuilt. For information concerning in- vehicle ,engine repair, see Chapter 2A. The Specifications included in this Part are general in nature and include only those necessary for testing the oil pressure and checking the engine compression. Refer to Chapter 2A for additional engine Specifica- tions. It's not always easy to determine when, or if, an engine should be completely over- " Ii ' I '. hauled, because a number of factors must be considered. High mileage is not necessarily an indi- cation that an overhaul is needed, while low mileage doesn't preclude the need for an overhaul. Frequency of servicing is probably the most important consideration. An engine that's had regular and frequent oil and filter changes, as well as other required mainte- nance, will most likely give many thousands of miles of reliable service. Conversely, a neglected engine may require an overhaul very early in its service life. Excessive oil consumption is an indica- tion that piston rings, valve seals and/or valve guides are in need of attention. Make sure that oil leaks aren't responsible before decid- ing that the rings and/or guides are bad. Per- form a cylinder compression check to deter- .mine the extent of the work required (see Section 3). Also check the vacuum readings under various conditions (see Section 4). Check the oil pressure with a gauge installed in place of the oil pressure sending unit and compare it to this Chapter's Specifi- cations (see Section 2). If it's extremely low, the bearings and/or oil pump are probably worn out. Loss of power, rough running, knocking 1.2 A", engine block being bored - an engine rebuilder will use special machinery to recondition the cylinder bores or metallic engine noises, excessive valve train noise and high fuel consumption rates may also point to the need for an overhaul, especially if they're all present at the same time. If a complete tune-up doesn't remedy the situation, major mechan.ical work is the only solution. An engine overhaul involves restoring the internal parts to the specifications of a new engine. During an overhaul, the piston rings are replaced and the cylinder walls are reconditioned (rebored and/or honed) (see illustrations 1.2 and. 1.3). If a rebore is done ' . by an automotive machine shop, new oversize pistons will also be installed. The main bear- ings, connecting rod bearings and camshaft bearings are gener.ally replaced with new ones and, if necessary, the crankshaft may be reground to restore the journals (see illustra- tion 1.4). Generally, the valves are serviced as well, since they're usually in less-than-per- feet condition at this. point. While the engine is being overhauled, other components, such as the distributor, starter and alternator, can be rebuilt as well. The end result shpuld be a like-new engine that will give many trouble- free miles. Note: Critical cooling system com- ponents such as' the hoses, drivebelts, .ther- mostat and water pump should be replaced . 1.3 If the cylinders are bored, the machine shop will normally hone the engine on a machine like this 
Chapter 2 Part B General engine overhaul procedures 28-3 1.4 A crankshaft having a main bearing journal ground 1.5 A machinist checks for a bent connecting rod, using specialized equipment with new parts when an engine is, overhauled. The radiator should be checked carefully to ensure that it- isn't clogged or leaking (see . Chapter 3). If you purchase a rebuilt engine or short block, some rebuilders will not war- ranty their engines unless the 'fadiator has been professionally flushed. Also, we don't recommend overhauling the oil pump - always install a new one when an engine is rebuilt Overhauling the internal components on today's engines is a difficult and time- consuming task which requires a significant amount of specialty tools and is' best left to a professional engina rebuilder (see illustra- tions 1.5, 1.6 and 1.7). A competent engine rebuilder will handle the inspection of your old parts and offer advice concerning the recondi- tioning or replacement 0,1 the original engine. Nver purchase parts or have machine work done on other components until the block h?Js been thoroughly inspected by a profes- sional machine shop. As a general rule, time is the primary cost of an overhaul, especially sine the vehicle may be tied up for a mini- mum of two weeks or more. Be aware that some engine builders only have the capabil- " \C "'."".f;" ,,} ,.(-;., :-..' .11'''' ., .J" -I "...,*............,..,,,,,,,,"""";' . .' .....  ""/ <.: . :.....;;-/:;;. '. . ....;." '". .....  .;.....: _t/ r , 1.6 A bore gauge being used to check the , main bearing bore, ity to rebuild the engine you bring them while other rebuilders have a large inventory of rebuilt exchange engines in stock. Also be aware that many machine shops could take as much as two weeks time to completely rebuild your engine depending on shop work- load. Sometimes it makes more sense to sim- ply exchange your engine for another engine that's already rebuilt to save time. 2' Oil pressure check Refer to illustration 2.2 1 Low engine oil pressure can be a sign of an engine in need of rebuilding. A 'low oil pressure' indicator (often called an 'idiot light') is not a test of the oiling system. Such indi- ca!ors only come' on when the oil pressure is dangerously low. Even a factory oil pressure gauge in the instrument panel is only a rela- tive indication, although much better for driver information than a warning light. A better test is with a mechanical (not electrical) oil pres- sure gauge. , :' }'-<;' ".'-',i:> :," , . ',' -<;< n , ..: . '. '4f;1 ... ." ,....  1.7 Uneven piston wear like this indicates - a bent connecting rod 2 Locate the oil pressure indicator sending unit on the engine block (see illustration). 3 Unscrew and remove the oil pressure sending unit and then screw in the hose for your oil pressure gauge. If necessary, install an adapter fitting. Use Teflon tape or thread sealant on the threads of the adapter and/or the fitting on the end of your gauge's hose. 4 Connect an accurate tachometer to the engine, according to the tachometer manu- facturer's instructions. 5 Check the oil pressure with the engine running (normal operating temperature) at the specified engne speed, and compare it to this Chapter's Specifications. If it's extremely low, the bearings and/or oil pump are probably worn out. 3 Cylinder compression check Refer to illustration 3.6 1 A compression check win tell you what mechanical condition the upper end of your engine (pistons, rings, valves, head gaskets) 2.2 The oil-pressure sending unit is located at the frot of the engine block, just above the oil filter 
284 Chapter'2 Part B General engine overhaul procedures- """".,;,;,--" 3.6 Use a compression gauge with a threaded fitting for the spark plug hole, not he type that requires hand pressure to maintain the seal · be sure to open the throttle valve as far as possible during the test :.. .;. . %' ?' M"<'"  r . -t. r< 4.4 A simpl vacuum gauge can be handy in diagnosing engine .. condition and performance is ,in. Specifically, it can tell you if the compres- sion is down due to leakage caused by worn piston rings, defective valves and seats or' a blown head gasket.- ote: The engine must be a,t npr'!'al operating temperature and the battery must be fully charged forthis check. 2 Begin by cleaning the area around the spark plu'gs before you remove them (com- --pressed air should be used, if available). The idea is to prevent dirt from getting into the cylinders as the compression check is being done. 3 Remove all of the spark plugs from the engine (see Chapter 1). 4 B'lock the throttle wide open. 5 Disable the fuel pump circuit by remov- ing the circuit opening rlay from the fusel relay' center in the engine compartment (see Chapter 4). 6 Install a compression gauge in the spark plug hole (see illustration). 7 Crank the engine over at least seven pompression strokes and watch the gauge. The compression should build up quickly in a Low, steady reading Low, fluctuating needle Regular drops Irregular drops Rapid vibration Large fluctuation Slow fluctuation I STD-O-OBR HAYNESI 4.6 Typical vacuum gauge readings healthy engine. Low compression on the'first stroke, followed by gradually increasing pres- sure on successive strokes, indicates worn piston rings. A low compression reading on the first stroke, which doesn't build up during successive trokes, indicates leaking valves or a blown head gasket (a cracked head could also be the cause). Deposits on the under- sides of the valve heads can also cause low compression. Record the highest gauge read- ing obtained. 8 Repeat the procedure for the remain- ing cylinders and compare the results to this Chapter's Specifications 9 Add some engine oil (about three squirts from a plunger-type oil can) to each, cylinder, through the spark plug hole, and repeat the test. 10 If the compression increases after< the oil is added, the piston rings are definitely worn. If the compression doesn't increase signifi- cantly, the leakage is occurring at the valves Of head gasket. Leakage past the valves may be caused by burned valve sats andlor faces or warped, cracked ,or bent valves. 11 If two adjacent cylinders have equally low compression, there's a strong possibility that the head gasket between them is blown. The appearance of coolant in the combustion chambers or the crankcase would verify this condition. 12 If one cylinder is slightly lower than the others, and the engine has a slightly rough idle, a worn lobe on the camshaft could be the cause. 13 If the compression is unusually high, the combustion chambers are probably oated with carbon deposits. If that's the case, the cylinder head'(s) should be removed and decarbonized. 14 If compression is way down or varies greatly between cyUnders, it would be a good idea ,to have a leak-down test perfor.md by an automotive repair shop. This test will pin- point exactly where the leakage is occurring. and how severe it is. ,4 Vacuum gauge diagnostic"checks Refer to illustrations 4.4 and 4.6 A vacuum gauge providesinexpensive but valuable information about what is going on in the engine. You cn .check for worn rings or cylinder walls, lea.king head or intake manifold g'askets, incorrct carburetor adjust.., ments, restricted exhaust, stuck or burned valves, weak valve springs, improper ignition or valve timing and ignition problems. Unfortunately, vacuum gauge readings are easy to misinterpret, so they should be 
Chapter 2 Part B General engine overhaul procedures 2B5 used in conjunction with other tests to confirm the diagnosis. Both the absolute -readings and the rate of needle movement are important for accu- rate interpretation. Most gauges measure vacuum in inches of mercury (in-Hg). The following references to vacuum assume the diagnosis is being performed at sea level. As elevation increases (or atmosperic pressure decreases), the reading will derease. For every 1,000 foot increase in elevation above approximately 2000 feet, the gauge readings will decrease about one inch of mercury Connect the vacuum gauge directly to the intake manifold vacuum, not to ported (throttle body) vacuum (see iUstration). Be . , $ure no hoses are left disconnected during th;e test or false readings will result Before, you begln the test,atlow the engine to warm up completely. Block the wheels and set the parking brake. With the . transmission in Park, start the engine and . allow it to run at normal idle speed. Warning: Keep yourhands and the vacuum gauge clear of the fans. Read the vacuum gauge; an average, healthy engine should normally produce about 17 to 22 in-Hg with a fairly steady needle (see . illustration). Refer to the following vacuum gauge readings and what they indicate about the eng.ine's condition: 1 A low steady reading usually indicates a leaking gasket between the intake manifold and cylinder head(s) or throttle body, a leaky vacuum hose, late ignition timing or incorrect Cf:1mshaft timing. , 2 If the reading is three to eight inches' below normal' and it fluctuates at that Jow reading, suspect an intake manifold gasket leak at an intake port or a fautty fuel injector.' 3 If the needle has regular drops of about two-to-four inches at a steady rate, the valves are probably leaking. Perform a compression check or leak-down test to confirm this. 4 An irregular drop or down-flick of the needle can be caused by a sticking valve or an ignition misfire. Perform a compression check or leak-down test. and read the spark plu.gs. 5 A rapid vibration of about four in-Hg vibration at idle combined with exhaust smoke indicates worn valve guides. Perform a leak- down test to confirm this. If the rapid vibra- tion occurs with an increase in engine speed, check for a leaking intake manifold gasket or head gasket, weak valve springs, burned valves or ignition misfire. 6 A slight fluctuation, say -one -inch up and down, may mean ignition problems. Check ail the usual tune-up items and, if ncessary, run the engine on an 'ignition analyzer. 7 If there is a large fluctuation, perform a compression or' leak-down test to look for' a weak or dead cylinder or a blown head gas- ket. 8 If the needle moves slowly through a wide range, check for a clogged PCV system, incorrect idle fuel mixture, throttle body or intake manifold gasket leaks. 9 Check for a slow return after revving the v. J!I!I! :;'Jr.' engine by quickly snapping the throttle open until the engine reaches about 2,500 rpm and let it shut. Normally the reading should drop to near zero, rise above normal idlt? reading (about 5 in-Hg over) and then return to the previous idle reading. If the vacuum returns slowly and doesn't peak when the throttle is snapped shut, the rings may be worn. If there is a long delay, look for a restricted exhaust system (often the muffler or catalytic con- verter). An easy way to check this is to tem- porarily disconnect the exhaust ahead of the suspected part and redo the test. 5 Engine rebui.lding alternatives The' 'do-it-yourselfer is faced with a number of options when purchasing a rebuilt engine. The major considerations are cost, warranty, parts availability and the ti me required for the rebuilder to complete the proj- . ect. The decision to replace the engine block, piston/connecting rod assemblies and crank- shaft depends on the final inspection results of your engin. Only then can you make a cost effective decision whether to have you r engine overhauled or simply purcnase an exchange engine for your vehicle. Some of th rebuilding alternatives include: Individual parts - If the inspection pro- cedures reveal that the engine block and most engine components are in reusable condi- tion, purchasing individual parts and having a rebuilder rebuild your engine may be the most economical alternative. The block, crankshaft and piston/connecting rod assemblies should all be inspected carefully by a machine shop first. Short block - A short block consists of an'engine block with a crankshaft and piston/ connecting rod assemblies already installed. All' new bearings are incorporated and all clearances will be correct. The existing cam- shafts, valve train components, cylinder head and external parts can be bolted to the short block with little or no machine shop work nec- essary.  11 6.1 After tightly wrapping water- vulnerable components, use a spray cleaner o.n everything, with' particu lar concentration on the greasiest areas, usually around the valve cover and lower edges of th block. If one section dries out, apply more cleaner Long block - A long bl<;>ck consists of a short block plus an oil pump, oil pan, cylinder head, valve cover, camshaft and valve train components, timing sprockets and chain or gears and timing cover. All components are installed with new bearings, seals and gas- kets incorporated throughout. The instaUation of manifolds and external parts is all that's necessary. Low mileage used engines - Som,e companies now offer low mileage used engines which is a very cost effective way to get your vehicle up and running again. These engines often come from vehicles that have been in totaled in accidents or come from other countries that have a igher vehicle turn over rate. A low mileage used engine also usually has a similar warranty like the newly remanufactured engine. Give careful thought to which alternative is best for you and discuss the situation with local automotive machine shops, auto parts dealers and experienced rebuilders before ordering or purchasing replacement parts. , 6 Engine emoval - methods and precautions Refer to illustrations 6.1, 62, 6.3, 6.4 and 6.5 If you've decided that an engine must be removed for overhaul or major repair work, several preliminary steps should be taken. Read all removal and installation procedures carefully prior to committing this job. Some engines are removed by lowering to the floor and then raisig the vehicle' sufficiently to slide it out; this wUI require a vehicle 'hoist. Locating a suitable place to ,work is extremely important. Adequate work space, along with storage space for the vehiCle, will be needed. If a shop or garage isn't avaUab1e, at the very least a flat, level, clean work sur- face made of concrete or asphalt is required. Cleaning the engine compartment and engine before beginning the removal procedure will help keep tools. clean and organized (see illustrations 6.1 and 6.2l. 
28-6 Chapter 2 Part B General engine overhaul procedures  .....>:.:.;.v...M> ":,,,'<',..:.<'+...... ... An engine hoist or A-frame' will also be necessary.. Make sure the equipment is rated in excess of the combined weight of the engine and transaxle. Safety is of primary importance, considering the potential hazards involved in lifting the engine out of the vehi- cle. I If you're a novice at engine removal, get at least one helper. One person cannot easily do all the things you need to do to lift a big heavy engine out of the engine compartment. Also helpful is to seek advice and assistance from someone who's experienced in engine removal. Plan the operation ahead of time. Arrange for or' obtain all of the tools and equipment you'll need prior to beginning the ' job (see illustrations 6.3, 6.4 and 6.5). Some of the equipment necessary to perform engine removal and installation safely and with rela- tive ease are (in addition to an engine hoist) a heavy duty floor jack, complete sets of wrenches and sockets as described in the front of this manual, wooden blocks, plenty of rags and cleaning, solvent for mopping up spilled oil, coolant and gasoline. If the hoist must be rented, make sure that you arrange for it in advance and have everything discon- nected and/or removed before bringing the it , .--:' 'z; ., ' , . ., , .q;m....f.. - . ; 6.4 Get an engine stand sturdy enough . to firmly support the engine while you're working on it. Stay away from three- wheeled models; they have 'a tendency to tip over more easily, so get a four-wheeled unit 6.2 Depending on how dirty the engine is, let the cleaner soak in according to the directions and then hose off the grime and cleaner. Get the rinse water down into every area you can get at; , then dry important components with a hair dryer or paper towels hoist home. This will save you money and time. Plan for the vehicle to be out of use for quite a while. A machine shop can do the work that is beyond the scope of the home mechanic. Machine shops often have a busy schedule, so before removing the engine, consult the shop for an estimate of how long it will take to rebuild or repair the components that may need work. 7 Engine - removal and installation Refer to illustrations 7. 17a, 7.17b, 7.26 and 7.30 Warning 1: The models covered by this man- ual are equipped with Supplemental Restraint systems (SRS), more commonly known as air bags. Always disable the air bag system before working in the vicinity of the impact sensors, steering column or instrument panel to avoid the possibility of accidental deploy- ment of the airbag, which could cause per- sonal injury (see Chapter 12). Warning 2: Gasoline' is extremely flammable, so take extra precaution,s when you work on any part of the fuel system. Don't smoke or allow open flames or bare light bulbs near the work area, and don't work in a garage where a gas-type appliance (such as a water heater or a clothes dryer) is present. Since gaso- line is carcinogenic, wear latex gloves when there's a possibility of being exposed to fuel, and, if you spill any fuel on your skin, rinse it off immediately with soap and water. Mop .'   6.3 Get an engine hoist that's strong enough to easily lift your engine in and out of the engine compartment; an adapter, like the one shown heres can be used to change the angle of the engine as it's being removed or installed up any spills immediately and do not store fuel-soaked rags where they could ignite. The fuel system is under constnt pressure, so, if any fuel lines are to be disconnected, the fuel pressure in the system must be relieved first (see Chapter 4 for more information). When you perform any kind of work on the fuel sys- tem, wear safety glasses and have a Class B type fire extinguisher on hand. Warning 3: Wait unti the engine is completely cool before beginning this procedure Note 1: Engine removal on these vehicles is a difficu,t job, especially for the do-it-yourself mechanic working at home. Because of the vehicle's design, the manufacturer states that the engine. and transaxle have to be removed as a unit from the bottom of the vehicle, not the top. With a floor jack and jackstands, the vehicle can't be raised high enough or sup- ported safely enough for the engine/transaxle assembly to slide out from underneath. The manufacturer recommends that removal of 6.5 A clutch alignment tool is necessary if you plan to install a rebuilt engine mated to a manual transaxle 
Chapter 2- Part B General engine overhaul procedures 28-7 r , q ,., A ,,(}"::;:::,-;:<ici/",p :";' L:: " ,8, ' , " . , J ' 7.17a Unplug these electrical connectors (A) from the underhood fuse/relay box, then slide the harness up and out of the slot in the side of the box (8) the engineltransaxle assembly only be per- formed with the use of a frame-contact type vehicle hoist. Note 2: Keep in minq that during this proce- dure you'll have, to adjust the height of the vehicle with the vehicle hoist to perform cer- tain operations. , Removal 1 Park the vehicle on a frame-contact type vehicle hoist, then engage the arms of the hoist with - the jacking points ot'the vehicle. Raise the, hoist arms until they contact the v,ehicle, but not so much that the wheels come off the ground. 2 Loosen the wheel lug nuts and the driveaxle/hub nuts (see Chapter 8). 3 Relieve the fuel system pressure (see Chapter 4). 4 Remove the battery and battery tray (see Chapter 5). , 5 Remove the air filter housing and air' intake duct (see Chapter 4). 6 Drain the engine coolant (see Chap- ter 1). 7 Drain the engine 'oil (see Chapter 1). 8 Drain the transaxle lubricant or fluid (see Chapter 1). 9 Remove the engine cooling fan. Also remove the radiator (see Chapter 3). 10 If equipped with an automatic transaxle, disconnect the fluid cooler lines from the transaxle. 11 , Disconnect the fuel feed hose from the rigid line on the left (driver's) side of the engine compartment (see Chapter 4). P,lug the line and fitting. 12 If equipped with cruise control, detach the cable from the throttle body, then remove the cruise control actuator. 13 Detach the heater hoses from the heater core tubes at the firewall (see Chapter 3). 14 Detach the shift cable(s) from the transaxle (see Chapter 7 A or 78). 15 If equipped with a manual transaxle, remove the clutch release cylinder (see Chap- ter 8). 16 Remove the air conditioning compres-' sor without disconnecting the refrigerant lines' "... ., ,J ..:1 '41!! (se Chapter 3). Tie the compressor out of the way. 17 Disconnect th engine wiring harness from the underhood fuse/relay box (see illus- tration). Also label and detach any other electrical connectors/wiring harnesses and vacuum hoses between the engine and the vehicle (see illustration). 18 Remove the glove box door, then discon- nect the electrical' connectors from the PCM (see Chapter 6) and the junction block. Dis- lodge the grommet from the firewall and pull the harness into the engine compartment. 19 Using a suction gun, remove as much fluid as possibl,e from the power steering fluid reservoir. Unscrew the nut securing the power steering gear pressure line to the right side of the engine compartment (near the strut tower), then disconnect the hose from the line. Also, disconnect the supply (large diameter) hose from the power steering fluid reservoir. 20 Disconnect the steering column interme- diate shaft from the steering gear (see Chap- ter 10). 21 Raise the vehicle on the hoist, the remove the front wheels. Detach the tie-rod ends. from the steering knuckles (see Chap- ter 10). ' 22 Unbolt the exhaust pipe from the exhaust manifold (see Chapter 2A, Section 10). 23 Remove the driveaxle/hub nuts. 24 Unscrew the fasteners and separate the balljoints from the' control arms (see Chap- ter 10). 25 Remove the driveaxles (see Chapter 8). 26 Disconnect the stabilizer bar links from the stabilizer bar (see Chapter 10). 27 Support the engine/tranaxle assembly from above with an engine hoist. Attach the hoist chain to the lifting brackets. If no lifting brackets or hooks are present, lifting hooks may be available from your local auto parts store or dealer parts department. If not, you will have to fasten the chains to some sub- stantiaf parts of the engine ... ones that are strong enough to take the wight, but in loca- tions that will provide good balance. If you're attaching a chain to a stud on the engine, or are using a bolt passing through the chain and I  . ['51 ,." I,.. ::-?.:..... :..  .,. . :1 ,  . . ' 'i :I .   d  r, ii' . . 7.17b Label both ends of each wire and hose before disconnecting it · do the same for vacuum hoses {i,  l" J < ',   ':$f 7.26 This engine was equipped with one lifting hook, at the back of the cylinder head near the transaxle. At the other end of the head there was no hook, but there was a large threaded hole that we used for connecting the lifting chain into a threaded hole, place a washer between the nut or bolt head and the chain and tighten the nut or bolt securely (see illustration). Warning: Do not place any part of your body under the engine/transaxle when it's sup- ported only by a hoist or other lifting device. 28 Take up the slack until there is slight tension on the engine hoist. Position the chain on the hoist so it balancs the engine and the transaxle level with the vehicle. Note 1: Depending on the design of the engine hoist, it may be helpful to position the hoist from the side of the vehicle, so that when the engineltransaxle assembly is lowered, it will fit between the legs of the hoist. Note 2: The sling or chain must be long enough to allow the engine hoist to lower the enginel transaxle assembly to the ground, without let- ting the hoist arm contact the vehicle. 29 Support the front suspension cross... member with a pair of floor jacks. Recheck to be sure that there aren't any hoses or wiring harnesses between the engine, crossmember and the vehicle. ' 30 Remove the bolts securing the front sus- 
28-8 Chapter 2 Part B General engine overhaul'procedures f' , ; u, , . t J .;1; ';,dill/!'>:'; _:..;.:;:.:}3;k,..l«<.::..!::::.; :.;::::;'. 7.30 Locations of the front suspension crossmember and longitudinal crossmember-to-vehicle bolts 9.1 Before you try to remove the pistons; use a ridge reamer to remove the raised material (ridge) from the top of the cylinders pension crossm.ember and the IQngitudinal crossmember to the vehicle (see illustra- tion) . 31 :Remove the through-bolt from the pow- ertrain ,mount ecuring the transaxle to ,the left (driver's) side of the engine compartment, and the' mount-to-engine' bracket fasteners on the right-side mount (see Chapter 2A). 32 Recheck to be sure nothing is still con- necting the engine or transaxle to the vehicle. Disconnect and label anything stm remaining. . 33 Lowerthe engine/transaxle/crossmember assembly. Once the assembly is on the floor, disconnect, the engine lifting hoist and raise. the vehicle untit it clears the engine/transaxle assembly. 34 Reconnect the chain .or sling to support the engine and transaxle. 35 Raise the eng,ine/transaxle assembly, remove the fasteners connecting the remain- ing' powertrain mounts to the cross member,' then move the crossmember out of the way. S.uPport the engine with blocks of wood or another floor jack, while leaving the sling or chain .attached. Support the tran.saxle with another floor jack, prferably one ith a transaxle jack head adapter. t this point the transaxle can be unbolted and removed from the engine. Be very careful to ensure that the components are supported securely so they won't topple off their supports during discon- nection. 36 Reconnect the lifting chain to the engine, then raise the engine and attach it to an engine stand. Installation 37 I nstallatjon is the reverse of removal, noting the'following points: a) Check the powertrain mounts. If they're worn or damaged, replace thf:!m.. b) Attach the transaxle to the engine fol- lowing the procedure described in Chap- ter 7. c) When installing the'crossmember, tighten the mounting bolts, to the torque listed in . the Chapter 10 Specifications. d) Tighten, the driveaxle/hub nuts to the torque listed in the Chapter 8 Specifica- tions. Tighten all steering and suspen- sion fasteners to the torque listed in the Chapter 10 Specifications. Tighten the . wheel lug nuts to the torque listed in the Chapter 1 Specifications. e) Refill the engine coolant, oil, power steer- ing and tra,nsaxle fluids (see Chapter 1). f) Run the engine and check for proper operation and leaks. Shut off the engine and rech'eck fluid levels. 8 Engine overhaul - disassembly sequence 1 It's much easier to remove the exter- nal components if it's mounted on a portable engine stand.. A stand can often be rented quite cheaply from an equipment rental yard. Before the engine is mounted on a stand, the flywheelldriveplate should be removed from the engine. 2 If a stand is't available, it's possible to remove the external engine components with it blocked up on the floor. Be extra careful not to tip or drop the engine when working without a stand. 3 If you're going' to obtain a rebuilt engine, all external components must come off first, to be transfered to the replacement engine. These components include: Clutch and flywheel (models with manual transaxle) Driveplate (models with 'automatic tr:ansaxle) .Ignition system components Emissions-related components Engine mounts and mount brackets Fuel injection components Intake/exhaust manifolds Oil filter Thermostat and housing assembly Water pump .- Note: When removing the external compo... nents from the engine, pay close attention to details that may be helpful or important during installation. Note the installed position of gas- kets, seals, spacers, pins, brackets, washers, bolts and other small items. 4 If you're going to obtain a short block (assembled engine block, crankshaft, pis- tons and connecting rods), then you should remove the timing belt, cylinder head, oil pan. oil pump pick-up tube, oil pum'p and water pump from your engine so that you can turn in your old short block to the rebuilder as a core. See Engine rebuilding alternatives for additional information regarding the different possibilities to be considered. 9 Pistons and connecting rods - removal and installation Removal Refer to illustrations 9 1, 9.3 and 9.4 Note: Prior to removing the piston/connect- ing rod assemblies, remove the cylinder head, upper (aluminum) oil pan section and oil pan (see Chapter 2A or 2A). 1 Use your fingernail to feel if a ridge has formed at the upper limit of ring travel (about 1/4-inch down from the top of ach cylinder). If carbon deposits or cylinder wear have produced ridges, they must be completely removed witt) a special tool (see illustra- tion). Follow the manufacturer's instr:uctions proyided with the tool. Failure to remove the ridges before attempting to, remove the pis- ton/connecting rod assemblies may result in piston breakage. 2 After the cylindr ridges have been removed, turn the engine so the crankshaft is facing up. 3 Before the main bearing cap assembly and connecting, rods are removed, check the connecting rod end play witM feeler gauges. , Slide them between th,e first cOl1necting rod and the crankshaft throw until the play is 
, Chapter 2 Part B General engine overhaul p'rocedures 28.9 ....>:..:., .... Ift: iv',. . / ,','At lll " " ,' ...""" .' ' ,, ',.. ,,'., " , ' . > , , , : , " , '.'.. '.,i'@, - . . . . k"" 'oY.\':-:, !')' , ",':!\i;,:<WX:'" 9.3 Checking the connecting rod endplay (side clearance) removed (see illustration). Repeat this pro- cedure for each connecting rod. The end- play is equal to the thickness of the feeler gauge(s). Check with an automotive machine shop for the endplay service limit. If the play exceeds the service limit, new connecting rods will be required. If new rods (or a new crankshaft) are installed, the end play may fall under the minimum allowable clearance. If it does, the rc;>ds will have to be 'machined to restore it. If necessary, consult an automotive machine shop for advice. 4 Check the connecting rods and caps for identification marks (see illustration). If they aren't plainly marked, use a small cen- ter-punch to make the appropriate number of indentations on each rod and cap (1, 2, 3, etc., depending on the 'cylinder they're associ- ated with). 5 Loosen each of the connecting rod cap bolts'112-turn at a time until they can be removed by hand. Remove the number one connecting rod cap and bearing insert. Don't drop the bearing insert out of the cap. Note: Use new bolts when reassembling the engine, but save the old ones for use when checking «. 9.14 With te ring square in the cylinder, measure the ring end gap with a feeler gauge """"" ', . ........;..';.:.{. :::.::. ....: J \ '.J. 6; ,,6C,,'" '" {;iI 9.4 If the connecting rods and caps are not marked, use a center punch or numbered impression stamps to mark the caps to the rods by cylinder number - do not confuse the markings shown here with rod' numbers, these are bearing size identification the bearing oil clearance. 6 Remove the bearing insert and push the connecting rod/piston assembly out through the top of the engine. Use a wooden or plastic hammer handle to push on the upper bearing surface in the connecting rod. If resistance is felt, double-check to make sure that all of the ridge was removed from the cylinder. 7 Repeat the procedure for the remaining cylinders. .. 8 Aftr removal, reassemble the con- necting rod caps and bearing inserts in their respective connecting rods and install the cap bolts finger tight. 9 Leaving the old bearing inserts in place until reassembly will help prevent the con- necting rod bearing surfaces from being acci- dentally nicked or gouged. 10 The pistons and connecting rods are now ready for inspection and overhaul at an automotive machine shop. 9.15 If the ring end gap is too small, clamp a file in a vise as shown and file the piston ring ends - be sure to file the ends squarely and finish by removing all raised material or burrs with a fine st.one III 9.13 Install the piston ring into the cylinder then push it down into position using a piston so the ring will be square in the cylinder Piston ring installation Refer to illustrations 9. 13, 9. 14 , 9. 15 , 9. 19a , 9.19b and 9.22 .. .11 Before installing the new piston rings, the ring end gaps must be checked. It's assumed that the pison ring side clearance has been checked and verified correct. Note: Pistons and rods can only be installed after the crank- shaft has been installed (see Section 10). 12 Layout the piston/connecting rod assem- blies and the new ring sets so the ring sets will be matched with the same piston and cylinder during the end gap measurement and engine assembly. 13 Insert the top (number one) ring-into the first cylinder and square it up with the cylinder walls by pushing i in with the top of the piston (see illustration). The ring" should be near the bottom of the cylinder, at the lower limit of ring travel. ' 14 To measure the end, gap, slip feeler, gauges between the ends of the ring until a gaue equal to the gap width is found (see illustration). The feeler gauge should slide between the ring ends with a slight amount 9f drag. Check with an' -automotive machine shop f9r the correct end gap for your engine. If the gap is larger or smaller than specified, double;..check to make sure you have the cor- rect rings before proceeding. 15 If the gap is too small, it must be enlarged or the ring ends may come in contact with each other during engine operation, which can cause serious damage to the engine. The end gap can be increased by filing the ring ends very carefully with a fine fUe. Mount the file in a vise equipped with soft jaws, slip the ring over the, file with the ends c9ntacting the file face an,d slowly mpve the ring to, remove material from the ends. When performing this operation, file only by pushing the ring from the outside end of the file towards the vise (see illustration). 16 Excess end gap isn't critical unless it's greater than approximately O.040-inch. Again, double-check to make sure you have the cor- 
" .,< . '! '. , A " A' . . . ... . .. . - .._+'»-....''""(- The damage shown in these upper and lower connecting rod bearings was caused by engine operation at a highr-than-rated speed under load 
@ 1986 Federal-Mogul Corporation Copy and photographs courtesy of Federal Mogul Corporation 
28..12 Chapter 2 Part B General engine overhaul procedures rect ring type and that you are referencing the correct section and category of specifications. 17 ' Repeat the procedure for each ring .that wHi be installed in the first cylinder and for ) each ring in the remaining cylinders. Remem- ber to,"keep rings, pistons and cylinders matched up. 18 Once the ring end gap have been checked/corrected, the rings can be installed on the pistons. 19 The oil control ring (lowest one on the piston) is usually installed first. It's com- posed of three separate components. Slip tf1e spacer/expander into the groove (see illus- tration). If an anti-rotation tang is used, make sure it's inserted 'into the drilled hole in the ring groove. Next, install the upper side rail in the, same manner (see illustration). Don't use a pistor) ring installation tool on the oil ring side rails, as they may be damaged. Instead, . place one end of the side rail into the groove between the spacer/expander and the ring land, hold it firmly in place and slide a finger around the piston while pushing the rail into the groove. Finally, install the lower side rail. 20 After the three oil ring components have been installed, check to make sure that both the upper and lower side rails can be rotated smoothly inside the ring grooves. 21 The number two (middle) ring is installed next. It's usually stamped with a mark that must face up, toward the top of the piston. Do not mix up the top and ,middle rings, as they have different cross-sec ions. Note: Always follow the fnstructions printed on the ring package or box - different manufacturers may require different approaches. 22 Use a piston ring installation tool and make sure the identification mark is facing the top of the piston, then slip the ring into the middle groove on the piston '(see illustra- tion). Don't expand the ring any more than necessary to slide it over the piston. 23 Install the number one (top) ring in the same manner. Make sure the mark is facing up. Be careful not to confuse the number one I.. ,,! ¥, j ; ; i """:: OJ; :.0 9.19a Installing the spacer/expander in the oil ring ,groove and number two rings. 24 Repeat the procedure for the remaining pistons and rings. Installation 25 Before installing the piston/connectin'g rod assemblies, the cylinder walls must be perfectly clean, the top edge of each cylinder bore must be chamfered, and the crankshaft must be in place. 26 Remove the cap from the end of the number one connecting rod (refer to the marks made during removal). Remove the original bearing inserts and wipe the bearing surfaces o the connecting rod and cap with a clean, lint-free cloth. They must be kept spot- lessly clean. Connecting rod bearing oil clearance check Refer to ilJust ations 9.29, 9.34, 9.36 and 9.40 27 Clean the back side .of the. .new upper . bearing insert, then lay it in place in the con- necting rod. Make sure the tab on the bearing . I I I i w ;" 1" J d q !. I i I II , , : I¥. ) Iv. . <i._._fl' '" 9.19b DO NOT use a piston ring installation tool when installing the oil control side rails fits into the recess in the rod. Don't ammer the bearing insert into place and be very care- ful not to nick or gouge the bearing face. Don't lubricate the bearing at this time. 28 Clean the back side of the 'other bearing insert and install it in the rod cap. Again, make sure the tab on the bearing fits into the recess in the cap, and don't apply any lubricant. It'g critically important that the mating surfaces of the bearing and connecting rod are perfectly clean and oil free when they're assembled. 29 Position the piston ring gaps at 90- degree intervals around the piston as shown (see illustration). 30 Lubricate the piston and rhlgs with clean engine aU and attach a piston ring, compressor to the piston. Leave the skirt ,protruding about 1/4-inch to guide the piston into the cylinder; The rings must be compressed until they're flush with the piston. 31 Rotate the crankshaft until. ,the number one connectin rod journal is at BDC (bot- tom dead center) and apply a liberal coat of engine oil to the cylinder waUs. 32 With the mark . (dot, arrow or letter R or Gap of U pper " " , , Side Rail " "., , . " No.2 ,, ' " , RlngGJIP '-, ,'1/ Front of Engine No.1 Ri , n g G8 P ""." " and.Spacer " , Expander Gap . .. .... . &: r 9.22 Use a piston ring installation tool to install the number 2 and the num,ber 1 (top) rings - be sure the directional mark on the piston ring(s) is facing toward the top of the piston 1920314A..g. OHAYNESI 9.29 Position the piston ring end gaps as shown expert22 .Qn71 bll.p:/ /rutracker.org
Chapter 2 Part B General engine overhaul procedures 28-13 9.34 Us, a plastic or wooden hammer handle to push the piston into the cylinder' L) on top of the piston facing the front (timing chain end) of the engine, gently insert the pis- ton/connecting rod assembly into the nuber one cylinder bore arid rest the bottom edge of the ring compressqr on the engine block. . Note: The connecting rod also has a mark on it that must face the correct direction. On all models, the marks on the connecting rods face .the front (timing chain) of the engine. 33 Tap the top edge of the ring compressor to make sure it's contacting the block around its entire circumference. 34 Gently tap on the top of the piston with th end of a wooden or plastic hammer handle (see lIustration) while guiding the end of the connecting rod into place on the crankshaft journal. The piston rings may try to pop out of the ring compressor just before entering the . cylinder bore, so keep some downward pres- sure on the ring compressor. Work slowly, and if any resistance is felt as the piston enters the cylinder, stop immediately. Find out what's hanging up and fix it before proceeding. Do not, for any reason, force the piston into the cylinder .. you might break a ring and/or the piston. 35 Once the piston/connecting rod assem- bly is installed, the connecting rod bearing oil . clearance must be checked before the rod cap is per01nently installed. 36 Cut a piece of th appropriate size Plas- tig'age. slightly shQrter than the width of the conne.cting rod bearing and lay it in place on the number one connecting rod journal, paral- lel with the jpurnal axis (see illustration). 37 Clean the connecting rod cap bearing face and install the rod cap. Make sure the . maing mark. on the cap is on the same side as the.mark on the connecting rod. 38 Install the old rod bolts, at this time, and tighten.them to the torque listed in this Chap- . ter's Specifications, working up to it in three steps. Note: Use a thin-wall socket to avoid erroneous torque readings that can result if . the socket,is wedged between the rod cap and the bolt. If the sQcket tends to wedge itself, between the fastener and the cap, lift up on it :.;;::t'''' FW,,....'''._, :,,,'''' ...: 9.36 Place Plastigage on each connecting rod bearing journal parallel to the crankshaft cf;tnterline slightly until it no ionger contacts the cap. DO NOT rotate the crankshaft at any time during this operation. 39 Remove the fasteners and detach the rod cap, being very careful not to disturb the Plastigage. Discard the cap bolts at this time as they should not be reused. 40 Compare the width of the crushed Plas- tigage to the scale printed on the Plastigage envelope to obtain the oil clearance (see illustration). The connecting rod oil clearance is usually about 0.001 to 0.002 inch. Consult an automotive machine shop for the clearance specified for the rod bearings on your engine. 41 If the clearance is not as specified, the bearing inserts may be the wrong size (which means different ones will be required). Before deciding that different inserts are needed, make sure that no dirt or oil was between the bearing inserts and the connecting rod or cap when the clearance was measured. Also, recheck the j0'-:lrnal diameter. If the Plasti- gage was wider at one end than the other, the journal may be tapered. If the clearance still exceeds the limit specified, the bearh1g will have to be replaced with an undersize bear-:- ing. Caution: When installing a new crank- shaft always use a standard size bearing.' Final installation 42 Carefully scrape all trace of the Plasti- gage material off the rod journal and/or bear- ing face. Be very careful not to scratch the bearing ..; use your fingernail or the edge of a plastic card. 43 Make sure the bearing faces are per- fectly clean, then apply a uniform layer of ' clean moly-base grease or engine assembly lube to both of them. You'll have to push the piston into the cyUnder to expose the face of the bearing insert in the connecting rod. 44 Slide the connecting rod back into place on the journal, install the rod cap, install the, nuts or bolts and tighten them to the torque listed in this Chapter's Specifications. Again, work up to the torque in three steps. 45 Repeat the .entire procedure for the 9.40 Use the scale on the. Plastigage package to determine the bearing oil clearance - be sure to measure the widest part of the Plastigage and use the correct scale; it comes with both standard and metric scales remaining pistons/connecting rods. 46 The important points to remember are: a) Keep the back sides of the bearing inserts and the insides of the connect-. ing rods and caps perfectly clean when assembling them. b) Make sure you have the correct piston/ rod assembly for each cylinder. c) The mark on the piston must face the front (timing chain en'd) or the. engine. d) Lubricate the cylinder walls liberaJ/y with clean oil. e) Lubricate the bearing faces when install- ing the rod caps after the oil clearance has been checked. 47 After all the piston/con'necting rod assemblies hve been correctly installed, .rotate the crankshaft a number of times by hand to che<?k for any obvious binding., 48 As a final step, check the connecting rod . endplay again. If it was correct before disas- sembly and the original cankshaft and rods were reinstalled, it should still be correct. If new rods or a new crankshaft were installed, the end play rT)8Y be inadequate. If so, the rods will have to be removed and taken to an automotive machine shop for resizing. 10 Crankshaft - removal and installation Removal Refer to illustrations 10.1 and 10.3 Note: The crankshaft can be removed only after the .engine has been removed.from the . vehicle. Ifs assume'd that the flywheel or driveplate, crankshaft pulley, timing chain, oil 'pan, ail pump body, oil filter and piston/con- necting rod assemblies have already been removed. 1 Before the crankshaft is removed, mea- sure the end play. Mount a diR.1 indicator with 
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28-16 Chapter 2 Part B General engine overhaul procedures  10.1 . Checking crankshaft endplay with a dial indicator the indicator in Une with the, crankshaft and touching the end of the crankshaft (see illus- tration). 2 Pry the crankshaft all the way to the rear and zero the dial indicator. Next, pry the crank- shaft to the front as far as possible and check the reading on the dial indicator. The distance traveled is the end play. A typical crankshaft endplay will fall between 0.003 to 0.010-inch. If it's greater than that, check the crankshaft . thrust surfaces for wear after its removed. If . no wear is evident, new main bearings should correct the end play. . 3 If a dial indicator isn't available, feeler gauges can be used. Gently pry the crank- shaft all the way to the front of the engine. Slip feeler gauges between the crankshaft alJd the - front face of the thrust bearing or washer to determine the clearance (see illustration). 4 Loosen the main bearing cap bolts 1/4- turn at a time each, until they can be removed by hand. Loosen the bolts in a sequence opposite of the tightening sequence (see illustration 10.19). 5 Gently tap the main bearing cap assem- bly with a soft-face hammer. Pull the main bearing cap straight up and off the cylinder block. Try not to drop the bearing inserts if they come out with the assembly. If the assembly is stuck to the engine block, pry carefully at the small slotted areas around the perimeter of the assembly (they're provided for this purpose). 6 Carefully lift the crankshaft :out of the engine: It may be a good idea to have an assistant available,' since the crankshaft is quite heavy and awkward to handle. Installation 7 Crankshaft installation is the first step in engine reassembly. It's assumed at this point that the engine block and crankshaft have been cleaned, ir;1spected and repaired or reconditioned 8 Position the engine block with the bottom facing up. 9 If they're still in place, remove the origi- nal bearing inserts from the block and from the main bearing cap assembly. m "it 10.3 Checking crankshaft endplay with feeler gauges at the thrust bearing journal 10 Wipe the bearing surfaces of the block and main bearing cap assembly with a clean, lint-free cloth. They must be kept spotlessly clean. This is critical for determining the cor- rect bearing oil clearance. Main bearing oil clearance check Refer to illustrations 10.,17, 10.19 and 10.21 1-1 Without mixing them up, Glean the back sides of the new upper main bearing inserts (with grooves and oil holes) and lay one in each main bearing saddle in the block. Each upper bearing has an oil groove and oil hol.e in it. Caution: The oil.holes in the block must line up with .the oil holes in the upper bearing inserls. The thrust bearings (washers) must be installed in the number three (center) cap. Install the thrust bearings with the oil grooves facing out. Install the thrust washers with the grooved side facing out. Install the thrust washers so that one set is located in the block and the other set is with the main bearing cap assembly. Clean the back sides of the lower main bearing inserts (Without grooves) and lay them in the corresponding location in'the main bearing cap assembly. Make sure the tab on the bearing insert fits into the recess in the block or main bearing cap assembly. ', - 10.17 Place the Plastigage onto the crankshaft bearing journal as shown Caution: Do not hammer the bearing inserl into place and don't nick or gouge the bearing faces. DO NOT apply any lubrication at this time. 12 Clean the faces of the bearing inserts in the block and the crankshaft main bearing journals with a clean, lint-fee cloth. 13 Check or clean the oil holes in the crank- shaft, as any dirt here can go only one way - straight through'the new bearings. 14 Once you're certain the cranks.haft is clean, carefully lay it in position in,the cylinder block. 15 Before the crankshaft can be perma- nently installed, the main bearing oil clear- ance must be checked. 16 Cut several strips of the apprC?priate size of Plastigage (they must be slightly shorter than the width of the main bearing journal). 17 Place one piece on each crankshaft main bearing journal, parallel with the journal axis (see illustration). 18 Clean the faces of the bearing inserts in the main bearing c;ap assembly. Install the assembly onto the crankshaft and ylinder block. DO NOT disturb the Plastigage. 19 Apply clean engine oil to all bolt threads prior to installation, then install all bolts finger- tight. Tighten main bering cap assembly bolts in the sequence shown (see illustration) pro- ,,<t'«k :ti;ft_:.L.'_,.. .f r" .' '.' \::., J #' 10.19 Main bearing cap bolftightening sequence ,  . . 
f Chapter 2 Part B General englneoverhaul procedure-s 28-17 10.21, Use the scale on the Plastigage package to determine the bearing oil clearance - be sure to measure the widest part of the Plastigage and use the correct scale; it comes with both standard and , metric scales gressing in two steps, to the torque listed in this Chapter's Specifications. DO NOT rotate the crankshaft at any time during this opera- tion. Note: At this stage it is only necessary to tighten. bolts 1 through 10, and don't apply any sealant to "the surfaces until final installa- tion. 20 Remove the bolts in the reverse order of the tightening sequence and carefully lift the. main bearing cap assembly straight up and off the block. Do not disturb the Plastigage or rotate the crankshaft. If the main bearing cap , assembly is difficult to remove, tap it gently from side-to-side with a soft-face hammer to loosen it. 21 Compare the width of the crushed Plas- tigage on each journal to the scale printed on the Plastigage envelope to determine the main bearing oil clearance (see illustration). A typical main bearing oil clearance should fall between 0.0015 to 0.0023-inch. Check with an automotive machine shop for the clear- ance specified for your engine. 22 If the clearanGe is not as specified, the bearing inserts may be the wrong size (which means different ones will be required). Before deciding if different inserts are needed, make sure that no dirt or 'oil was between the bear- ing inserts and the cap assembly or block when the clearance was measu red. If the Plastigage was wider at one end than the other, the crankshaft journal may be tapered. If the clearance still exceeds the limit speci- fied, the bearing insert(s) will have to be. replaced with an undersize bearing insert(s). Caution : When installing a new crankshaft always install a standard bearing insert set. 23 ' Carefully scrape all traces of the Plas- tigage material off the main bearing journals and/or the bearing insert faces. Be sure to remove all residue from the oil holes. Use your fingernail or the edge of a plastic card - don't nick or scratch the bearing faces. Final installation 24 Carefully lift the crankshaft out of the cyl- inder block. 25 Clean the bearing lnsert faces in the cyl- inder block, then apply a thin, uniform layer of moly-base grease or engine assembly lube to each of the bearing surfaces. Be sure to coat the thrust faces as well as the journal face of the thrust bearing. 26 Make sure the crankshaft jornals are clean, then lay the crankshaft back in place in the cylinder block. 27 Clean the bearing insert faces and then apply the same lubricant to them. 28 Apply a 1/8-inch diameter bead of RTV sealant to the main bearing cap mating sur- face on the engine block, then place the main bearing cap assembly over the crankshaft and carefully tap it down into position on the engine block. 29 Apply clean engine oil to the bolt threads, wipe off any excess oil and then install the bolts finger-tight. 30 Tighten the main bearing cap bolts in the indicated sequence (see illustration 10.19), to 10 or 12 foot-pounds. 31. Gently tap the crankshaft back-and-forth with a soft face mallet to seat the thrust bear- ing. 32 Tighten the inner main bearing cap bolts (bolts 1 through 10) in two steps i,n the indi- cated sequence (see illustration 10.19) and to the torque and angle of rotation listed in this Chapter's Specifications. Then tighten the outer bolts (bolts 11 through 20) to the torque listed in this Chapter's Specifications, in sequence. 33 Recheck crankshaft end play with a feeler gauge or a dial indicator. The endplay should be correct if the crankshaft thrust faces aren't worn or damaged and if new bearings have been installed. 34 Rotate the crankshaft a number of times by hand to check for any obvious binding. It should rotate with a running torque of 50 in- Ibs or less. If the running torque is too high, correct the problem at this time. 35 I nstall the new ,rear main oil seal (see Chapter 2A). 11 Engine overhaul - reassembly sequence 1 Before beginning eng,ine reassembly, make sure you have all the necessary new' , parts, gaskets and seals a well as the follow- ing items on hand: Common hand tools A 1/2-inch drive torque wrench New engine oil Gasket sealant Thread locking compound 2 If you obtained a short block it will be necessary to install the cylinder head, the oil pump and pick-up tube, the oil pan, the water I . pump, the timing chain and cover, and the valve cover (see Chapter 2A). In order to save " time and avoid problems, the external compo- nents must be installed in the following gn- eral order: Thermostat and housing cover Water pump Intake and exhaust manifolds Fuel injection components Emission control components , Spark plugs Ignition coils Oil filter Engine mounts and mount brackets Flywheel and clutch (manual transaxle) Driveplate (automatic transaxle) 12 Initial start-up and break-in after overhaul. Warning: Hve a fire extinguisher handy when starting the engine for the first time. 1 Once the engine has been installed in the vehicle, double-check the engine oil and coolant levels. 2 With the spark plugs out of the engine and the ignition system and fuel pump dis- abled, crank the engine until oil pressure reg- isters on the gauge or the light goes out. 3 Install the spark plugs, hook up the plug wires and/or ignition coils and restore the igni- tion system and fuel pump functions. 4 Start the engine. It may take a few moments for the fuel system to build up pres- sure, but the engine should start without a great deal of effort. 5 After the engine starts, it should be allowed to warm up to normal operating tem- perature. While the engine is warmir'g up, make a thorough check for fuel, oil and cool- ant leaks. 6 Shut the engine off and recheck the . engine oil and coolant levels. 7 Drive the vehicle to an area with mini- mum traffic, accelerate from 30 to 50 mph, then allow the vehicle to slow to 30 mph with the throttle closed. Repeat the procedure 10 or'12 times. This will load the piston rings and cause them to seat properly against the cyl- inder walls. Check again for oil and coolant leaks. _ 8 Drive the vehicle gently for the first 500 miles (no sustained high speeds) and keep a constant check on the oil level. It is not unusual for an engine to use oil during the break-in period. 9 At approximately 500 to 600 miles, change the oil and filter. 10 For the next few hundred miles, drive the venicle normally. Do not pamper it or abuse it. 11 After 2000 miles, chapge the oil and filter again and consider the engine broken'in. 
28-18 Chapter 2 Part B General engine overhaul procedures Notes' 
3-1 Chapter 3 Coolin-., heatin.' and air conditioning systems Contents Section . Air conditioning and heating system - check and maintenance ................. ...... ......................................... ............. 12 Air conditioning compressor - removal and installation ................. 14 Air conditioning condenser  removal and installation ................... 15 Air conditioning receiver-drier - removal and installation............... 13 Antifreeze - general information.... .............. .................................. 2 Blower motor - removal and installation ....................................... 9 Coolant level check ........................................................ See Chapter 1 Coolant temperature sensor - replacement................................... 8 Cooling $ystem check ..................................................... See Chapter 1 'CootilJg system servicing (draining, flushing .' _ and refilling) ............................................................... See Chapter 1 Sectio.n Drivebelt check, adjustment and replacement ................ See Chapter 1 Engine cooling fanes) - check and replacement ............................ 4 General informatio'n .......... .... ......................... .......... .... .... ............... 1 Heater and air conditioning control assembly - removal and installation ..... .....'........... ................. ... ................. 11 Heater core - removal and installation ........................................... 10 Radiator - removal and installation ................................................ 5. Thermostat - check and replacement.......................................... . 3 Underhood hose check and replacement........................ See Chapter 1 Water pump - check .......... ...... .,... ............. .'.. ......... ................. ....... 6 Water pump - removal and installation .......................................... 7 Specifications General ,Radiator cap pressure rating................................................................... Thermostat rating .................................................... .... .............. .,............. Refrigerant type ..... ............. ................ ......... ... .<..... ..... ........ .... ... ...... ......... Refrigerant capacity .......... ..... ... .... ....................... ..... ..... ...... .... ......... ..... Torque specifications Thermostat ,housing bolts..... .... .... ... .......... ......... .... ......... ....... ..........:..... Water pump-ta-block bolts Smaller bolts. ..... .:.. ............ .............. ... .'..... ..:..... ..... ......... ... ................ Larger bolts ....... ..... ... ...'. .... ..... ............. ... ..... ..................... ................. 10.7 to 14.9 psi 176 to 183 degrees F R-134a 17 ounces 96 in-Ibs 80 in-Ibs 96 in-Ibs 
3-2 Chapter 3 Cooling, heating and air conditioning systems ,:;:;";;:V':lt, . :..): .::;.:;);:.; .,5,' .: -.:n;::<-:: 1.2 Typical thermostat 1 Flange 2 Piston 3 Jiggle valve 4 Main coil "Spring 5 Valve seat 6 Valve 7 Frame 8 Secondary coil spring 1 General information Engine cooling system Refer to illustration 1.2 All vehicles covered by this manual employ a pressurized engine cooling sys- tem with thermostatically-controlled cool- ant circulation. An impeller type water pump mounted on the front of the block pumps coolant through the engine. The coolant flows around each cylinder and toward the rear of the engine. Cast-in coolant passages direct c{)olant around the intake and exhaust ports, near the spark plug areas and in proximity to the exhaust valve guides. A wax-penet type thermostat is located in the thermostat housing at the timing chain end of the engine (see illustration). During warm up, the closed thermostat prevents coolant from circulating through the radiator. When the engine reaches normal operating tem- perature, the thermostat opens and allows hot coolant to travel through the radiator, where it is cooled before returning to the engine. The cooling system is sealed by a pres- sure-type radiator cap. This raises the boil- ing point of the coolant, and the higher boil- ing point of the coolant increases the cooling efficiency of the radiator. If the system pres- sure exceeds the cap pressure-relief valu, the excess pressure in the system forces the spring-loaded valve inside the cap off its seat and allows the coolant to escape through the overflow tube into a coolant reservoir. When the system cools, the xcess coolant is auto- matically drawn from the reservoir back into the radiator. The coolant reservoir serves as both the point at which fresh coolant is added to the cooling system to maintain the proper fluid level and as a holding tank for overheated coolant. - This type of cooling sy.stem is known as a closed qesign because coolant that escapes past the pressure cap is saved and reused. Heating system Refer to illustration 1.6 The heating system consists of a blower fan and heater core located within the heater box under the right end of the dashboard, the inlet and outlet hoses connecting the heater core to the engine cooling system and the heater/ar conditioning control head on the dashboard (see illustration). Hot engine coolant is circulated through the heater core. When the heater mode is activated, a flap door opens to expose the heater box to the passenger compartment. A fan switch on the .cqntrol head activates the blower motor, which forces air through the core, heating the air. Air conditioning system The air conditioning system consists of a condenser mounted' in front of the radiator, an evaporator mounted adjacent to the heater core, a compressor mounted on the engine, a filter-drier which contains a high pressure ";" relief valve and the' plumbing connecting all o' the above. A blower fan forces the warmer air of thE passenger compartment through the evapora- tor core (sort of a radiator-in-reverse), trans- ferring the heat from the air to the refrigerant The liquid refrigerant boils off into low pres- sure vapor, taking the heat with it when i' leaves the evaporator. The compressor keep refrigerant circulating through the system pumping the warmed coolant through the con. denser where it is cooled and then circulatec back to the evaporator. 2 Antifreeze - general information Refer to illustration 2.4 Warning: Do not allow antifreeze to come if contact with your skin or painted surfaces 0 the vehicle. Rinse off spills immediately witl plenty of water.' Antifreeze is highly toxic ; ingested. Never leave antifreeze lying aroun( in an open container or in puddles on thE floor; children and pets are attracted by it: sweet smell and may drink it. Check witl local authorities about disposing of used anti freeze. Many communities h!3ve col/ectiol centers that will see that antifreeze is dis 'posed of safely. Never dump used antifreezE on the ground or into drains. Note: Non-toxic antifreeze is now manufac tured and available at local auto parts stores but even these types should be disposed 0 properly. The cooling system should be filled witt a water/ethylene-glycol based antifreeze solu tion, which will prevent freezing down to a least -20 degrees F, or lower if local climatE requires it. It also provides protection agains corrosion and increases the coolant boilin( . ... point. . The cooling system should be drained flushed and refilled every 30,000 mUes 0 every two years (see Chapter 1). The USE of antifreeze solutions for periods of longe than two years is likely to cause damage an( ," 1.6 Under-dash arrangement of the blower unit (A) and evaporator/heater core housing (B) , 2.4 An inexpensive hydrometer can be used to test the condition of your coolant 
Chapter 3 Cooling, heating and air conditioning systems, 3-3 3.8 Thermostat housing mounting nuts encourage the formation of rust and scale in the system. If your tap water is hard, Le. con- tains a lot of dissolved minerals, use distiHed water with the antifreeze. Before adding antifreeze to the sys- tem, check all hose connections, because antifreeze tends to -leak through very minute openings. Engines do not normally consume coolant. Therefore, if the level goes down, find the cause and 'correct it. The exact mixture of antifreeze-to-water you should use depends on the relative weather conditions. The mixture should con- tain at least 50 percent antifreeze, but should never contain moe than 70 percent anti- freeze. Consult the mixture ratio chart on the antifreeze container before adding coolant. Hydrometers are available at most auto parts stores to test the ratio of antifreeze to water (see illustration). Use antifreeze that meets the vehicle manufacturer's specifications. 3 Thermostat - check and replacement Warning: Do not attempt to remove the radia- tor cap, coolant or thermostat until the engine has cooled completely. Check 1- Before assuming the thermostat is responsible for a cooling system problem, check the coolant level (see Chapter 1), drivebelt tension (see Chapter 1) and temper- ature gauge (or light) operation. 2 If the engine takes a long Ume to warm , up (as indicated by the temperature gauge or heater operation), the thermostat is probably stuck open. Replace the thermostat with a' new one. 3 If the engine runs hot" use your hand to check the' temperature of the lower radia- tor hose. If the hose is not hot, but the engine is, the thermostat is probably stuck in the closed position, preventing the coolant inside the engine from traveling through the radia- 3.9 The thermostat is installed with the spring end towards the engine, and the jiggle pin in the 12 o'clock position tor. Replace the thermostat. Caution: Do not- drive the vehicle without a thermostat. The computer may stay in open loop and emis- sions and fuel economy will suffer. 4 f the lower radiator hose is hot, it means that the coolant is flowing and the thermostat is open. Consult the Troubleshooting Section at the front of this manual for further diagno- sis. Replacement Refer to illustrations 3.8, 3.9 and 3.10 5 Disconnect the negative cable from the battery. 6 Drain the coolant from th radiator (see Chapter 1). 7 Remove the engine drivebelt (see Chap- ter 1) and the alternator (see Chapter 5). 8 Detach the thermostat housing from the engine (see illustration). Be prepared for some coolant to spill as the gasket seal is bro- ken. The radiator hose can be left attached to the housing, unless the housing itself is to be replaced. . 9 Remove the thermostat, noting the direc- \;.  r 'ill 4.2 Disconnect the fan wiring connector and connect jumper wires directly to the positive and negative terminals of the battery - this view is from the driver's side 3.10 The thermostat gasket, which is actually a grooved sealing ring, fits around the edge of the thermostat tiqn in which it was installed in the housing, and' thoroughly clean the sealing surfaces (see illustration). 10 Fit a new gasket onto the thermostat (see illustration). Make sure it is evenly fitted all the way around. 11 Install the thermostat and housing, posi- tioning the jiggle pin at the highest point. 12 Tighten the housing fasteners to the torque listed in this Chapter's Specifications and reinstall the remaining components in the reverse order of removal. 13 Refill the cooling system (see Chap- ter 1), run the engirle and check for leaks and proper operation. 4 Engine cooling fan and relay - check and replaement Warning: To avoid possible injury, keep clear of the fan blades, as they may start turning at any time! Check Refer to illustration 4.2 1 On these models the engine cooling fan is co ntroUed by the Powertrain,Control Module (PCM) thrugh the inputs it receives from the coolant temperature sensor. Refer to Chap- ter 6 for coolant temperature sensor informa- tion. The following fan motor and relay checks still apply to these models. 2 To test an inoperative fan motor (one that doesn't come on when the engine gets hot or when the air conditioner is on), first check the fuses and/or fusible links (see Chapter 12). Then disconnect the electrical connector at the motor and use fused jumper wires to con- . nect the fan dirctly to the battery (see illus- tration). If the fan still does not work, replace the fan motor. Warning: qo not allow the test clips to contact each other or any metallic part of the vehicle. 3 If the motor tested OK in the previous test but is stili inoperative, then the fault lies in the relays, fuse, wiring or PCM. 
. 3-4 Chapter 3 Cooling, heating and air conditioning systems .. r .,'), I «, n . , 4.7a Remove the left.side mounting bolt for the fan assembly. . . Replacement Refer to illustr?tions 4.7a, 4.7b, 4.8 and 4.9 4 Disconnect the negative battery cable. 5 Disconnect the wiring connector at the fan motor. 6 Disconnect, the coolant overflow hose from the top of the radiator. 4.9 Remove the motor from the shroud 1!!!IIt .. fo 4.7b ... and the right-side fan assembly bolt 7 Unbolt the fan shroud from the radia- tor and lift the fan/shroud/coolant reservoir assembly from the vehicle (see illustra- tions). 8 Hold the fan blades and remove the fan retaining nut (and spacer, if equipped) (see illustration). 9 Unbolt the fan motor from the shroud (see illustration). 10 I nstallation is the reverse of removal. 5 Radiator - removal and installation Refer to illustrations 5.6, 5.7 and 5.8 Warning: Do not sta this procedure until the engine is completely cool. 1 Disconnect the negative battery cable. 2 Drain the engine coolant (see Chap- ter 1). 3 'Detach the upper and lower radiator hoses from the radiator. 4 Disconnect the reservoir hose from the radiator filler neck. . , 5.6 Remove the automatic transaxle cooler lines and the lower radiator hose from the left side of the radiator -I';   'A 'b! 4.8 Remove this .nut to detach the fan blades from the motor 5 Remove the cooling fan (see Section 4). 6 If equipped with an automatic transaxle, disconnect the cooler lines from the radiator (see illustration). Place a drip pan to catch the fluid and cap the fittings. 7 Remove the two upper radiator mounting brackets (see illustration). Note: -The bottom of the radiator is retained by grommeted pro- jections that fit into holes in the body.' " 'f 8 Lift out the radiator (see .illustration). Be aware of dripping fluids and the sharp fins. 9 With the radiator removed, it can be inspected for leaks, damage and internal blockage. If in need of repairs, have a profes- sional radiator shop or dealer service depart- ment perform the work a special techniques are required. , 10 Bugs and dirt can be cleaned from the radiator with compressed air and a soft brush. Don't bend the cooling fins as this is done. Warning: Wear eye protection when using compressed air. 11 I nstallation is the reverse of the removal procedure. Be sure the rubber mounts are in place on the bottom of the radiator. 12 After installation, fill the cooling system . . . 5.7 Remove the upper hold-down clamps (A) from each end of the radiator support - the other bolts (B) are for the air conditioning condenser 
Chapter 3 Cooling, heating and air conditioning systems 3-5 ;"C'C;;iiif'Mt"T":J"""':";''W: . .. _I J ,  , . , j ;>',( t -::';-. /, :::\,;{: , .' .''::' .: .;:',.,;:::::.. .:.'; .:, c 'uuu : 11 ;'f.:r Ii " . ,"# ' , . 9;;? 5.8 Remove the radiator carefully, and do not lose the rubber mounts - they must be in place on the bottom projections when the radiator is reinstalled 7.4 Water pump bolt locations (rear and lower bolts not visible in this photo) with the proper mixtre of antifreeze and water. Refer to Chapter 1 if necessary. 13 Start the engine and check for leak$. Allow the engine to reach normal operating temperature, indicated by both radiator hoses becoming hot. Recheck the coolant level and add more if required. 14 On automatic transmission equipped models, check and add fluid as needed. engine while it is running. Bearing wear can be felt if the water pump pulley is rocked up and down. Do not mistake drivebelt slippage, which causes a squealing sound, for water pump failure. Spray automotive drivebelt dressing on the belt to eliminate the belt as a possible cause of the noise., 7 Water pump - removal and installation 6 Water pump - check 1 A failure in the water pump can cause serious engine damage due to overheating. 2 .With the engine running and warmed to normal operating temperature, squeeze the upper radiator hose. If the water pump is working properly, a pressure surge should be .'31t as the h'ose is re1eased. Warning: Keep \ands away from fan blades! . Water pumps are eqipped with weep vent holes. If a failure occurs in the pump i'1 coolant will leak from this hole. In most ;s it will- be necessary to use a flashlight d the hole on the water pump by look- 'jlrough the space behind the pulley just  the water pump shaft. }f the water pump shaft bearings fail there f be a howling sound at the front of the 1 - I j 4 f,,:' :;' Refer to illustration 7.4 Warning: Do not start this procedure until the engine is completely cool. 1 Disconnect the cable fro.m the negative terminal of the battery. (see Chapter 1 ). 2 Referring to Chapter 1, drain the cooling system and remove the engine drivebelt (see Chapter 1). 3 Remove the alternator (see Chapter 5). 4 Remove the bolts retaining the water pump to the engine block and remove the water pump (see illustration). Note the length and the position of the bolts as they were orig- inally installed before removing them. 5 Thoroughly clean all sealing surfaces, removing the O-ring from ttie groove in the timing chain cover. 9.2 Blower motor resistor location · the resistor is retained by two screws 6 Install a new O-ring in the timing chain cover and place the water pump in position. Install the bolts in their original positions and tighten them to the torque listed in this Chap- ter's Specifications. 7 Install the. remaining parts in the reverse order of removal. Refill the cooling system (see Chapter 1), run the engine and check for leaks and proper operation. 8 Coolant temperature sensor - , replacement On these vehicles there is only one coql- ant temperature sensor - the Engine Coolant Temperature (ECT) sensor, which provides information to the PCM for engine manage- , ment and also for the temperature gauge on the instrument panel. Refer to Chapter 6 for the ECT sensor replacement procedure. 9 Blower motor - removal and installation Refer to.iJ/ustrations 9.2 and 9.3 Warning: These models are equipped with a Supplemental Restraint System , (SRS), more commonly known as airbags. Always disable the airbag system before working in the vicin- ity of any airbag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (se Chapter 12). 1 The blower unit is located in the passen- ger compartment under the glove box area. If ' the blower doesn't work, check the fuse and aU connections in _ the circuit for looseness ,and corrosion. Make sure the battery 'is fully charged. 2 If the blower motor operates at H.igh speed, but not at one or more of the lower speeds, check the blower motor, resistor, located under the instrument panel on the passenger side (see illustration). 
3-6 Chapter 3 Cling, heating and air conditioning systems '  ' , '"8'",',,. 9.3 Disconnect the electrical connector (A) then remove the three screws (B) and lower the blower motor from the housing 3 If the blower motor must be replaced, disconnect the wiring connector to the blower, then remove the three mounting screws and lower the blower assembly from the housing (see illustration). The fan can be removed and reused on the new blower motor. 4 Installation is the reverse of removal. 10 Heater core - removal and installation Refer to illustrations 10.3, 10.6, 10.8a, 10.8b, 10.8c, 10.9, 10.10, 10.11, 10. 12a, 10.12b and 10.13 Warning 1: These models are equipped with a Supplemental Restraint System (SRS), more commonly known as airbags. Always f:lisable the air bag system before working in the vicinity of any airbag system component to avoid the possibility of accidental deploy- ment of the airbag(s), which could cause per- sonal injury (see. Chapter 12). Warning 2: Wait until the engine is completely ,"'f;. 1 0.3 Disconnect the heater hoses at the firewall cool before beginning this procedure. Note: This procedure requires the removal of the instrument panel, and the cross-cowl sup- port tube and steering column. This involves disconnecting numerOus electrical connec- tors and there is the potential for breakage of delicate plastic tabs on various components. This is a difficult job for the average home mechanic. 1 "Disconnect the negative cable from the battery. 2 Drain the cooling system (see Chap- ter 1). It's not necessary to have the refrig- erant recovered because, for heater core removal, the two refrigerant connections at the firewall do not have to be disconnected. However, moving the heatJAC unit away from the firewall for heater core removal is made easier by removing the screw securing the two refrigerant lines to the right fenderwell in the engine compartment. 3 Working in the engine compartment, dis- connect the heater hoses at the firewall (see illustration). 4 Refer to Chapters 11 and 12 and remove the center console, glove compartment, glove i.,tWr "Iii 10.6 Remove.the pinch bolt at the bottom of the steering column. compartment liner, ashtray, radio and center dash bezels. 5 Refer to Section 11 to remove the heaterl air conditioning controls and the instrument . panel.. -: 6 Remove the steering column pinch-bolt at the joint near the firewall (see illustration). 7 Major electrical harnesses are attached to the body and the cross-cowl support tube.. Disconnect the main electrical connectors at either end of the instrument panel (near the kick panels), and at the center area below the instrument panel. Disconnect all harness con- nectors from the body side, but leave all har- nesses attached to the cross-cowl tube. Use tape to tag and identify all connectors before separating them-and take photos for later ref- erence. 8 Remove all the fasteners securing the cross-cowl support tube to the cowl and the tube-ta-floor brace (see illustrations). When the tube is loose, you can drop the cowl tube down to the floor with the steering column sU attached. 9 The heating/air-conditioning comr nents are in several large plastic housir ::- 10.8b The cross-cowl support tube is secured to the veicle at each side - remove the bolts and clamp at each etd (right side shown) 10.8a Remove the fasteners and the cowl-tube-to-floor brace(s} """" 
Chapter 3 Cooling, heating and air conditioning systems 3-7 "\ 1 0.8c Remove this screw in the cener of the cros-cowl tube ;:*", '\ , " , II, ''& l' Ii .' 10.10 Remove the defroster duct from the top of the heatJAC housing connected together and secured to the inte- rior side of the firewall. To service the heater core, the entire assembly does not have to be removd from the vehicle, but the assembly must be unbolted and pulled out far enough for the heater core tubes to come through the firewall into the interior. Remove the number 1  -:: :. I>u .(.....,.,., 10..12a Release this clip securing the heater core tubes to the side of the case ,  .. 10.9 Shown with the cowl tube and steering column removed for clarity, remove the fasteners/clips and the numer 1 duct '" 1"' , if '#:$;::;:::::.''';::f.:*"?':=;"':7,.;.;.:;:i:f.'::.t.=.:-"''t 10.11 Remove the four nuts and one bolt securing the HVAC assembly to the firewall air duct (see illustration). 10 Remove the defroster duct above the heat/air housing (see illustration). 11 Remove the fasteners securing the com- plete HVAC housing unit to the firewall (see illustrations). 12 Disconnect the clips securing the tubes I" f  \ :>t«;, . , ".:;:-:.} . \ 10.12b Remove the pl'astic cover over the left end of the heater core to the housing (see illustrations). 13 Pull the heater unit out. away from the firewall just enough for the heater core tubes to come through the firewall all the way, then remove the heater core from the housing (see illustration). Keep plenty of t9wels or rags on the carpeting to catch any coolant that may  Ji, '. " .-'  " , r  F l' #f. 10.13 .Slide the heater core out of the left side of the housing, making sure the pipes clear obstructions on the firewall 
3-8 ,Chapter 3 Cooling, heating and air conditioning systems " -&  wJ 1k 0>"/""'........, I , ';' (\6;' l/'; 't. ,I dl .: \Z' ''''.,. / . \ ," t. . ... . . .......w.""...?,..,.;:'v..,... ...n?.. .i$ .:  .11.2 Remove the center knob from the heatlAC control panel and 'remove the screw holding the trim panel drip. Cution: ,Work slowly and carefully to avoid breaking any plastic components dur- ing removal. The ;;1ssembly must be pulled out (toward the rear of the .vehicle) far enough for the tubes to clear the brake assembly at the, '. firewall. 14 'Installation is the reverse order of removal. '15 Refill the cooling system, reconnect the " bttery and run he engine. Check for leaks and proper system operation. 11 Heater and air conditioning control assembly - removal and installation Refer to illustrations 11.2, 11.3, 11.4a and 11.4b Warning: These models are equipped with a Supplemental Restraint System (SRS), more commonly known as airbags. Always disable the airbag system before working in the vicin- 11.3 Pry the center instrument panel trim panel out, then . disconnect the electrical connectors ity of any airbag system component to avoid the possibility of accidental deployment of the . airbag(s), which could cause personal injury (see Chapter 12). 1 Disconnect the negative cable from the battery. 2 Pull off the center knob from the heatlAC control unit (see illustration). This exposes a scre securing the top of the center trim panel, the rest of the panel is retained by clips. 3 Remove the center cluster trim pariel (see Chapter 11). Pull the center trim panel out far enough to mark the electrical connec- tors, then disconnect them (see illustration). 4 Pull the control unit out enough to dis- connect the heater control cables from the rear of the control unit. Disconnect the electri- cal connectors from the blower speed switch and the AlC switch (see illustrations). 5 I nstallation is the reverse of the removal procedure. 6 Run the engine and check for proper functioning of the heater (and air conditioning, if equipped). ":::"'M . . '12 Air conditioning and heating system - check and maintenance Air condition'ing system Warning: The ar conditining system is under high pressure. Do not loosen any hse fittings or remove any components until the system has been discharged. Air conditioning refrigerant should be properly dischargecj into an EPA-approved recovery/recycling unit by a dealer service department or an automotive air conditioning repair facility. Always wear eye protection when disconnecting air condi-- tioning system fittings. 1 The following mainten'anc checks should be performed on a regular basis to ensure that the air conditioner continues to operate at peak efficiency (see illustration): a) Inspect the condition of the drivebelt. If it is worn or deteriorated, replace it (see Chapter 1). b)' Inspect the system hoses. Look for cracks, bubbles, hardening and .deterio- 11.4a Release the control panel from two claw-clips by pulling it straight out' 11.4b Behind the control panel, disconnect the electrical connectors and use a screwdriver the open the clips holding the two control cables 
3-9 Chapter, 3 Cooling, heating and air conditioning systems 12.9 With the system operating, the evaporator outlet line (large tubing) should feel colder than the smaller line ration. Inspect the hoses and all fittings for Oil bubbles or seepage. If there is any evidence of wear, damage or leakage, re,place the hose(s). c) Inspect the condenser fins for leaves, bugs and any other foreign material that may have embedded itself in the fins. Use a "fin comb" or compressed air to remove debris from the condenser. d) Make sure the system has the correct refrigerant charge. 2 It's a good idea to operate the system for about ten minutes 'at least once a month. This is particularly important during the win- , ter months because long term non-ue can c;:ause hardening, and subsequent failure, of the seals. 3 Leaks in the air conditioning system are best spotted when the system is brought up to operating temperature and pressure, by running the engine with the air conditioning ON for five minutes. Shut the engine off and inspect the air conditioning hoses 'and con- nections. Traces of oil usually indicate refrig- erant leaks. 4 Because of the complexity of the air con- ditioning syste.m and the special equipment required to effectively work on it, accurate troubleshooting of the .system should be left to a professional technician. 5 If the air conditioning system doesn't operate at all, chck the fuse panel and the air cOnditioning relay, located in the fuse/relay box in the engine compartment. 6 The most common cause of poor cooling is simply a low system refrigerant charge. If a noticeable drop in cool air output occurs, the following quick check will help you determine . if the refrigerant level is low. For more com- plete information on the air conditioning sys- tem, refer to the Haynes Automotive Heating and Air Conditioning Manual. Checking the refrigerant charge Refer to illustrations 12.9 and 12. 10 7 Warm the engine up to normal operating , tmperature. .  &1t_' L,If  :/;; /:::.. ': /::::;'!> .;';'::;::O: .':; ::' ::..':.: :. .'::.:/ :', ;;;:}M H M I ;-;    . . &'iA",j -$£1f :  ;I»!IIw.W\W, 12.10 Check the temperature of the output air in the center register with a thermometer.. it should be 35-40 degrees below the ambient air temperature 8 Place the air conditioning temperature selector at the coldest setting and put the blower at the highest setting. Open the doors (to make sure the air conditioning system doesn't 'cycle off as soon as it cools the pas- senger compartment). 9 With the compressor engaged ... the clutch will make an audible click arid the cen- ter of the clutch will rotate - feel the large pipe exiting from the evaporator at the firewall (see ill ustration). ,10 The large evaporator outlet pipe should feel cOld. If the 'evaporator outlet is warm or' moderately warm; the system need a charge. Insert a thermometer in the center air distribu- tion duct while operating the air conditioning system (see illustration) - the temperature of the output air should be 35 to 40 degrees F below the ambient air temperature (down to approximately 40 degrees F). If the ambient (outside) air temperature is verJ high, say 110 . degrees F, the duct air temperature may be as high as 60 degrees F, but generally the air conditioning is 35 to 40 degrees F cooler than the ambient air. If the air isn't as cold as it used to be, the system probably needs a charge. Further inspection or testing of the system is beyond the scope of the home mechanic and should be left to a professional. 11 Before any components are replaced, the refrigerant should be discharged and recov- ered by a licensed air conditioning technician first. After your repairs, the shop can recharge your system, giving you credit for the amount they removed originally. Adding refrigerant Refer to illustrations 12. 12 and 12. 15 Caution: All models covered by this manual use environmentally-friendly R-134a refriger- ant. When replacing entire components, addi- tional refrigerant oil should be added equal to the amount that is removed with the compo- nent being replaced. Be sure to read the. can before adding any oil to the system, to make sure it is compatible with an R-134a system. 12 Buy an automotive charging kit at an .LI. t  .:i;  .j 1 { r' ' 't .\ '" , . . ." ": ,"«"Ii:", , 12.12 A basic charging kit is available at most auto parts stores.. it must sayR- 134a and so must the cans of refriger8;nt you buy auto parts store. ,A charging kit includes a can of R-134a refrigerant, a tap valve and a short section of hose that can be attached between the tap valve and the system low side service valve (see illustration). ' 13 Connect the charging kit by following the manufacturer's instructions. 14 BaCk off the valve handle on the charg- ing kit and screw the kit onto the refrgerant can, making sure first that the O-ring or rub- ber seal inside the threaded portion of the kit is in place. Warning: Wear protective eye- wear when dealing with pressurized refriger- ant cans. 15 Remove the dust cap from the low-side charging port and attach the quick-connect fit- ting on the kit hose (see illustration). Warn- ing: DO NOT hook the charging kit hose to the system high side! The fittings on the charging kit are designed to fit only on the'low side of the system. 16 Warm the engine to norlllal operating temperature and turn on the air conditioner. Keep the charging kit hose away from the fan and other moving parts.  ,. . :: i_  ...,. 12.15 Add R-134a refrigerant to the low- side port only - the procedure will go faster if you wrap the can with.a warm wet towel to prevent icing 
3-10 Chapter 3 Cooling, heating and air conditioning systems f": :N4 12.25 The drain hose from the heater/air- c:;onditioning unit (arrow) should be kept clear to allow drainage of condensation - shown here from underneath, the hose is on the right side, below the power steering pump 17' Turn the valve handle on the kit until the stem pierces the can, then back the handle 'out to release the refrigerant. You should be able to hear the rush of gas. Add refrigerant to the low side of the system until both the outlet and the evaporator inlet pipe feel about the same temperature. Allow stabilization time between each addition. Warning: Never add more than two cans of refrigerant to the sys- " tem. The can may tend to frost up, slowing the procedure. Wrap a shop towel wet with hot water around the bottom of the can to'keep it from frosting. 18 If you have an accurate thermometer, you can place it in the center air conditioning duct inside the vehicle to monitor the air tem- perature A charged system that is working properly, should output air down to approxi- mately 40 degrees F. - 19 ,When the can is empty, turn the valve handle to the closed position and release the connection from the low-side port. Replace the dust cap. , 20 Remove the charging kit from the can and store the kit for future use with the pierc- ing valve. in the UP position, to prevent inad- vertently piercing the can on the next use. Heating systems Refer to illustration 12.25 21 If the air coming out of the heater-vents isn't hot, the problem could stem from any of te following causes: a) The thermostat is stuck open, prevent- ing.the engine coolant from warming up enough to carry heat to the heater core. Replace the thermostat (see Section 3). b) A heater hose is blocked, preventing the flow of coolant through the heater core. Feel both heater hoses at the firewall. They should be hot. If one of them is cold, there is an obstruction in one of the hoses or in the heater core, or the heater .;i> 12.29 Remove the cabin' air filter, then insert the disinfectar:at spray nozzle - be sure to support the nozzle so it doesn't get tangles in the blower fan control valve is shut. Detach the hoses and back flush the heater core with a water hose. If the heater core is clear but circulation is impeded, remove the two hoses and flush them out with a water hose. c) If flushing fails to rmove the blockage from the heater core, the core must be replaced. (see Section 10). 22 If the blower motor speed does not cor- respond to the setting selected on the blower switch, the problem cOuld be a bad fuse, cir- cuit, switch, blower motor resistor or motor (see Sections 9 and 11). 23 If there isn't any air coming out of the vents: a) Turn the ignition ON and activate the fan control. Place your ear at the heating/air conditioning register (vent) and listen. Most motors are audible. Can you hear the motor running? b) If you can't (and have already verified that the blower switch and the blower motor resistor. are good), the blower motor itself is probably bad (see Sec- tion 9). 24 If the carpet under the heater core is damp, or if antifreeze vpor or steam is com- ing through the vents, the heater core is leak- ing. Remove it (see Section 10) and install a new unit (most radiator shops will not repair a leaking heater core). 25 Inspect the drain hose from the heater/ air conditioning assembly at th right side of the firewall, making sure it is not clogged (see illustration). . Eliminating air-conditioning odors Refer to illustration 12.29 26 Unpleasant odors that often develop in air-conditioning systems are caused by the growth of a fungus: usually on the surface of the evaporator core. The warm, humid env- ronment there' is a perfect breeding ground for mildew to develop. The evaporator core in your Corolla has been factory-treated with an anti.-bacterial coating to reduce this, but climactic conditions can still cause odors to develop. 27 Dealerships have a lengthy and often expensive process for eliminating the fungus by opening up the evaporator'case and using a powerful disinfectant and rinse on the core until the fungus is gone. You can service your own system at home, but it takes som.ething much stronger than basic household germ- killers or deodorizers. 28' Aerosol disinfectants for ,automotive air- conditioning systems are available in most auto parts stores, but remember when shop,.. ping for them that the most effective treat- ments are also the most expensive. :The basic procedure for using these sprays is to start by running the system in the RECIRC mode for ten minutes with the blower on its highest speed. Use the highest heat mode to dry out the system and keep the' compressor from engaging by disconnecting the wiring connec- tor at the'compressor (see Section 14). 29 The disinfectant can usually comes with a long spray hose. Remove the cabin air fil- ter, point the nozzle inside the hole and to the left towards the evaporator core, and spray according to the manufacturer's recommen- -dations (see illustration). Follow the manu- facturer's recommendations for the length of spray and waiting time between applications. 30 Once the evaporator has been cleaned, the best way to prevent the mildew from com- ing back again is to make sure your evapora- tor housing drain tube is clear (see illustra- tion 12.25) and to run the defrost cycle briefly to dry the evaporator out after a long drive with the air conditioning on. 13 Air conditioning receiver-drier - removal and installation Refer to illustration 13.3 Warning: The air cOIJditioning system is under high pressure. Do not loosen any hose fittings or remove any' components until the system has been discharged. Air conditioning refrigerant should be properly discharged into an EPA-approved recovery/recycling unit by a dealer service departmerit or an automotive air conditioning repair facility. Always wear eye protection when disconnecting air condi- . tioning system fittings. 1 Have the refrigerant discharged and recovered by an air conditioning technician. 2 The receiver-drier is mounted on the passenger's side of the vehicle, at the end of the condenser. 3 Using a Allen wrench, remove the large plug at the bottom of the receiver-drier (see illustration). Use needle-nose pliers to grip and remove the filter-drier element inside the receiver. 4 I nstallation is the reverse of removal.' , Install a new filter-drier element and lubricate 
Chapter 3 Cooling, heating and air conditioning systems 3.11 """" 1 """<'  ;:::" :" ' , : , " ." " " :" ,..,. ' ,,.: ' .' , , . :,, ' ,. ' . . , ' , ' ,. ' ..., : .' ,;", :'';'  ''';:.. :':.:" ":" ;:'" ,,'.. . ..:. :;j' " i 13.3 After the system has been discharged, remove the Allen plug at the bottom of the receiver-drier the plug's O...ring with a touch of refrigerant oil. 5 Have the system evacuated, charged and leak tested by the shop that discharged it. If the receiver-drier or condenser was replaced, have them add new refrigeration oil to the system. Use only refrigerant oil compat- ible with R-134a refrigerant. 14 Air conditiol1ing compressor - removal and installation Refer to illustration 14.4 Warning: The air conditioning system is under high pressure: Do not loosen any hose fittings or remove any components until the system has been. discharged. Air conditioning refrigerant should be properly discharged into an EPA-approved recovery/recycling unit by a dealer service department or an automotive air conditioning repair facility. Always wear eye' protection when disconnecting air condi- tioning system fittings. . ) Caution: The receiver-drier element should be replaced whenever a new compressor is installed (see Section 13). 1 Have the refrigerant discharged by an automotive air conditioning technician. 2 Disconnect the negative cable from the battery. 3 Raise the front of the vehicle and sup- port it securely on jackstands. Remove the engine under cover (if equipped). Remove the drivebelt from the compressor (see Chap- ter 1 ). . 4 Detach the wiring connector and discon- nect the refrigerant lines (see illustration). 5 Unbolt the compressor and lift it from the vehicle. 6 If a new or rebuilt compressor is being installed, foll0':V the directions supplied with the compressor regarding the proper level of aU prior to installation. 7 I nstallation is the reverse of removal. Replace' any, O-rings with new ones specifi- cally made for R-134a refrigerant and lubri- cate them with the same oil. 8 Have the system evacuated, recharged and lek tested by the shop that discharged it. 15 Air conditioning condenser - removal and installation Refer to illustration 15.3 Warning 1: The air conditioning system is under high pressure. Do not loosen any hose fittings or remove any c;omponents until the system has been discharged. Air conditioning refrigerant. should be properly discharged into . an EPA-approved recovery/recycling unit by a "c {;:A '..(f r l  ....,""';&'b1=:,::..,:;,.'}ii';y, , 14.4 Air conditioning compressor mounting details A Electrical connector (unplugged) B Refrigerant line flange bolts C CC}mpressor mounting bolts dealer service department or an automotive air conditioning repair facility. Always wear eye protection when disconnecting air condi- tioning system fittings. Warning 2: These models are equipped with a Supplemental Restraint System (SRS), more commonly known as.airbags. Always., disable the airbag system before working in the vicinity of any airbag system component to avoid the possibility of accidental deploy- ment of the airbag(s), Which could cause per- sonal injury (see Chapter 12). Warning 3: Wait until the engine is completely cool before beginning this procedure. Caution: The receiver-drier element should be replaCf3d if the condenser is being replaced due to leakage (see Section 13). 1 Have the refrigrant discharged and recovered by an air conditioning technician. 2 Remove the radiator as described in Section 5. 3 Disconnect the condenser inlet and out- let fittings (see illustration). Cap the open fit- tings immediately to keep moisture and con- tamination out of the system. 4 Remove the -condenser mounting bolts (see illustration 5.7), angle the condenser back and lift it out. 5 I nstall the condenser, brackets and bolts, making sure the rubber cushions fit on the mounting points properly. 6 Reconnect the refrigerant lines, using new O-rings where needed. If a new con- denser has been installed, add approximate- ly 1.5 to .2.0 fluid ounces of new, R-134a":com- patible refrigerant oil. 7 Reinstall the remaining parts in the reverse order of removal. 8 Refill the cooling system (see Chap- ter 1). 9 Have the system evacuated, charged and leak tested by the shop that dischargd it. ...-".....,;..:..;.  "'.'"'.".::, :;'.: '0':' '  -;,:"""."","".,.,.,,:,,:'I' .' ".". . .. - - - . - ,,:':,.., ,.":,"',,,,', : ..,,::,"' , .... r; :.l '." . .. :. .::.::. ');b;.;." . -::.- 1-5.3 Disconnect the refrigerant connections on the right (passener's) side of the condenser by removing the flange bolts 
3-12 , Chapter 3. Cooling, heating and air conditioning ystems Notes 
4-1 , . Chapter 4 Fuel and exhaust systems Contents Section Accelerator cable - removal, installation and adjustment ............. 11 Air filter housing - removal and installation.................................... 10 Air filter replacement......................................................... See Chapter 1 Catalytic converter........................................................... See Chapter 6 CHECK ENGINE light on.................................................. See Chapter 6 Exhaust system check..................................................... See Chapter 1 Exhaust system servicing - general information ............................ 16 Fuel injection system - check ......:................................................. 13 Fuel injection system - general information ................................... 12 Fuel level sending unit - replacement............................................ 7 Fuel lines and fittings - general information and replacement....... 4 Section Fuel pressure regulator - removal and installation ........................ 6 Fuel pressure relief procedure.. ................ ..... ...... ........ .................. 2 Fuel pump/fuel pressure - check .......................................u......... 3 Fuel pump - removal and intaUation............................................. 5 Fuel rail and injectors - removal and installation ........................... 15 Fuel system check........................................................... See Chapter 1 Fuel tank cleaning and repair - general information ......................'.. ,9 Fuel tank - removal and installation................................................ 8 General information.. ..... ..... ..... .... ............ ................... .... .............-. 1 Throttle body - removal and installation......................................... 14 Specifications Torque specifications Ft-Ibs ,(unless, otherwise indicated) Note: One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of tdrque. Torque values below approximately 15 ft-Ils are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. Intake manifold mounting bolts. .... ... ...... ..... ............ .......... ...... .... .... ......... 22 FlII, raill110unting bolts 2003 and 2004 models..... ............... ........ .'........... .............................., , 2005 and later mo.dels........... .... ... .'.. ..... ... ...... ................. ... ....... .... ..... Throttle body mounting bolts/nuts" 2003 and 2004 ............ ............................... .,......................... ..,...........:. - 2005 a,nd later models.. ............ .... .... .................... ........... ..... ...... ....... Throttle body upper bracket bolts (2003 and 2004 models with manLial transaxle only)................................................... Fuel system Fuel pressure (key On, engine Off) ........................................................ Fuel injector resistance (at 68-degrees F) . 2003 and 2004 models.....................:.......... ................ ...................... 2005 and lat(3r model.s.............. ... .............. u............................... ........ 44 to 50 psi 13.4 to 14.2 ohms 11.6 to 12.4 ohms 168 in-Ibs 21 22 80 in-Ibs 115 in-Ibs 
4-2 Chapter 4 Fuel and exhaust systems 1 General information The fuel system. consists of a fuel tank, an electric fuel pump (located in the fuel tank), an EFl/fuel pump relay, fuel injectors, a fuel pressure regulator, an air filter assembly and a throttle body unit. All models CQvered by this manual are equipped with a multi port fuel injection system. Multi port fuel injection system Multi p'ort fuel injction uses timed impulses to sequentially inject the fuel directly into the intake port of each cylinder. The injec- tors are controlled by the PQwertrain Control Module (PCM). The PCM monitors various engine parameters and delivers the exact amount of fuel, in the correct sequence, into the intake ports. The throttle body serves only to control the amount of air passing into the system. Because each cylinder is equipped with an injector mounted immediately adja- cent to the intake valve, much better control of the'fuel/air mixture ratio is possible. Fuel pump and lines Fuel is delivered from the fuel tank to the fuel injection system through a metal line running along the underside of the vehicle by an electric fuel pump inside the fuel tank. ,The fuel pressure regulator is located in the fuel tank with the fuel pump, and excessive fuel pressure is bled-off directly into the fuel tank. The fuel pump will operate as long as the engine is cranking or running and the PCM is receiving ignition reference pulses from the electronic ignition system (see Chapter 5). If there are no reference pulses, the fuel pump will shut off after 2 or 3 seconds. Exhaust system The exhaust system includes an exhaust manifolds, a catalytic converter, an exhaust pipe, and a muffler. The catalytic converter is an emission control device added to the exhaust system to reduce pollutants. A three-way (reduction) catalyst is used to reduce hydrocarbons (HC), carbon monoxide (CO) and oxides of nitrogen (NOx). Refer to Chapter 6 for more informa- tion regarding the catalytic converter. 2 Fuel pressure relief procedure Warning: Gasoline is extremely flammable, so take extra precautions when you work on any part of the fuel system. Don't smoke or allow open flames or bare light bulbs near the work area, and don't work in a garage where a gas-type appliance (such as a water heater or a clothes dryer) is present. Since gasoline is carcinogenic, wear fuel-resistant gloves when there's a possibility of being exposed to fuel, .and, if you spill any fuel on your skin, .rinse it off immediately with soap and water. Mop up any spills immediately and do not store , fuel-soaked rags iNhere they could ignite. The fuel system is under constant pressure, so, if any fuel lines are to be. disconnected, the fuel pressure in the system must be relieved first. When you perform any kind of work on the fuel system, wear safety glasses and have a Class B type fire extinguisher on hand. 1 Before servicing any fuel system com- ponent, you' must relieve the fuel pressure to minimize the risk of fire or personal injury. ' 2 Remove the fuel filler cap - this will relieve any pressure built up in the tank. 3 Remove the rear seat cushion (see Chapter 11), then remove the cover and unplug the fuel pump electrical connector (see illustrations 5.4 and 5.5a). 4 Attempt to start the engine - the engine will stall. Crank the engine for 3 or 4 seconds, then turn the ignition key to Off. 5 The fuel system is now depressurized. Note: Place a rag around the fuel line before removing any hose clamp or fitting tf) pre- vent any residual fuel from spilling onto the engine: 6 Before working on the fuel system, dis- connect the cable from the negative terminal of the battery. 3 Fuel pump/fuel pressure - check Warning: Gasoline is extremely flammable, so .take extra precautions when you work on any part of the fuel system. See the Warning in Section 2. General checks 1 Check that there is adequate fuel in the fuel tank. 2 Verify the fuel pump actually runs. Have an assistant turn the ignition switch to ON - you should hear a brief whirring noise (for approximately two seconds) as the pump comes on and pressurizes the system.. Note: The fuel pump i easily heard through the gas tank filler neck. If there is no response from the fuel pump (makes no sound) proceed to 3.3a A fuel pressure testing kit like this should contain all the necessary fittings , and adapters, along with the fuel pressure gauge, to test most automotive systems Step 8 and check the fuel pump electrical cir- cuit. If the fuel pump runs, but a fuel system problem is suspected, continue with the fuel pump pressure check. Fuel pump pre$sure check Refer to illustration 3.3a and 3.3b Note: In order to perform the fuel pressure test, you will need to obtain a fuel pressure gauge capable of measuring high fuel pres- sure and the proper adapter set for the spe- cific fuel injection system. 3 Relieve the fuel system pressure (see Sectiol') 2). Remove the fuel line from the fuel rail and where this line attaches to a steel line near the master cylinder. A simple special tool is used to separate the quick-connect fittings (see Section 4). The fuel pressure test hose temporarily replaces this factory hose (see illustrations). Make sure the clamps are tight on the hoses. 4 Turn all the accessories Off and switch the ignition key On. The fuel pump should run for about two seconds; note the reading on the gauge. After the pump stops running, the pressure should hold steady. After five minutes it should not drop below the minimum listed in this Chapter's Specification$. .' 5 Start the engine and let it idle at normal operating temperature. The pressure should remain the same. If all the pressure readings are within the limits listed in this Chapter's Specifications, the system is operating prop- erly. 6 If the fuel pressure is not within specifi- cations, check the following: a) If the pressure is higher than specified, replace the fuel pressure regulator (see Section 6). , b) If he pressure is lower than specified, the fuel filter could be clogged, the fuel line from the fuel rail to the fuel tank could be restricted, the fuel, injectors could be leaking, or the. uel pre:ssure regulator and/or the fuel pump could be defective (this is probably the most likely cause). .. J 3.3b Attach the fuel pressure gauge with fuel hose and clamps between the fuel rail and the fuel feed line - turn the ignition key ON and check the fu1 pressure 
Chapter 4 Fuel and exhaust systems 4-3 , I!. t. ,',' " III- ";;' J :''';: ; <'; 4.12b To disconnect a metal collar ,type quick-connect fitting, remove the safety tether and place the tool squarely over the fuel line; push the tool into the fitting and pull the lines apart (the tool is not required to connect the fitting) 4.12a To disconnect a plastic type fitting, squeeze the retaiing tabs in and pull the lines apart In ibis situation, .it is recommended that both the fuel pressure regulator and fuel pump be repJE!ced to prevent any future fuel pressure problems. Note: The fuel filter is part of the fuel pump assembly. Check with your local auto parts store or dealer parts department regarding parts availability. . 7 After the testing is done; relieve the fuel pressure (see Section 2) and remove the fuel pressure gauge. Fuel pump electrical circuit check a If the pump does nat turn an (makes no. sound) with the ignitian switch in the ON posi- tion, check the EFI fuse located in the engine campartment fuse center. If the fuse is blawn, replace the fuse and see if the pump works. If the pump now works, check far a shart in the cirtuitbetween the' fuel pump relay (circuit , . apening relay) and the fuel pump. Also. check the EFI relay and the circuit opening relay (C/ OPN). 9, . If the relays are good and the fuel pump does not operate, check the wiring from the underhoo.d fuse/relay bax to. the fuel pump. 4 Fuel lines and fittings - general information and replacement Warning: Gasoline is extremely flammable, so take extra precautions when you work on any part of the fuel system. See the Warning in Section 2. \ 1 ' Always relieve the fuel presure befare srvicing fuel lines ar fittings (see Sectian 2). . 2. The fuel line extends fram the fuel tank to the engine compartment. The line is secured to.. the underbody with clip and screw assem- , bUes. This line must be accasianally inspected far leaks, kinks and dents. 3 If evidence af dirt is faund in the sys- tern ar fuel filter during disassembly, the line shauld be discannected and blawn aut. Check the fuel strainer 'an the fuel gauge sending unit (see Sectio.n.5) far damage and deterioratian. Steel tubing 4 If replacement af a fuel line or emis- sian line is called far, ue welded steel tubing meeting the manufacturer's specificatians or. its equivalen. 5 Dan't use capper or aluminum tubing to. replace steel tubing. These materials cannat withstand narmal vehicle vibratian. 6. Because fuel lines used an fuel-injected vehicles are under high pressure, they require special consideration. 7 Same fuel lines have threaded fittings with O-rings. Any time the fittings are laas- ened to. service ar replace campanents: a) Use a backup 'wrench while loosening and tightening the fittings. b) Check all O-rings for cuts, cracks and deterioration. Replace any that appear hardened, worn or damaged. c) If the lines are rep/ced, alWays use orig- inal equipment parts, or parts that meet tne original equipment standards speci- fied in this Section. Flexible hose Warning: Use only original equipment replacement hoses or their equivalent. Others may fail from the high pressures of this sys- tem. a Dan't raute fuel hase within 'faur inches af any part af the exhaust system ar within ten inches of the catalytic converter. Metal lines and tubber hases must never be aHawed to. chafe against the frame. A minimum af 1/4- inch clearance must be maintained araund a line ar hase to. prevent contact with the frame. 9 Same madels may be equipped with nylan fuel line and quick-cannect fittings at , the fuel filter and/ar fuel pump. The quick-can- nect fittings cannat be serviced separately ' Do. nat attempt to service these types of fuel lines in the event the retainer .tabs or th line becames damaged. Replace the entire fuel line as an assembly. Replacement Refer to illustrations 4.12a and' 4. 12b 10 In the event af any fuel line dam- age (metal ar flexible Iies) it is necessary to. replace the damaged lines with factary replacement parts. Others may fail, fro,m the high pressures of this system. 11 Relieve the fuel pressure. , 12 Remave all fasteners attaching the lines to. the vehicle bady. On fuel lines so. equipped, detach the clamp( s) that attacn the fuel hases to. the metal lines, then pull the hase aff the fitting. Twisting the hoses back and farth will allaw them to. separate mare easily. To. sepa- rate quick-cannect fittings, hold the cannec- tar with ane hand and depress the retaining tabs with the ather hand, then separate the connector from the pipe (see illustrations). Same fittings require the use af a dedicated yet simple toal. 13 Installation is the reverse af removal,' making sur to. use new O-rings. On plastic quick-connect fittings, align the retainer lack":' ing pawls .with the cannectorgraoves. Push the cannecto. anta the pipe until bath' rtain- ing pawls lock with a clicking sound, then rein- stall the covers. 5 Fuel pump - removal and installation Referto illustrations 5.4, "5.5a, 5.5b, 5.5c, 5.6, 5.7" 5.8, 5.9a and 5.9b Warning: Gasoline is extremely flammable, . so take extra precautions Vtf,hen you work on any part of the fuel system. See the Warning in Section 2. 1 . Relieve' the fuel' system pressure (e 
4-4 Chapter 4 Fuel and exhaust. systems t.J , . < :;  54 9n 2003 and 2004 models, pry the fuel pump access cover off (it's secured by butyl tape).. On 2005 models it's secured by " four screws Section 2), then disnnect the cable from the negative terminal of the battery. Remove the fuel tank cap. 2 Disconnect tHe cable from the negative terminal of the battery. 3 Remove the rear seat from inside the passenger compartment (see Chapter 11). 4 Remove the fuel pump/sending unit , access cover (see illustration). 5 Unplug the electrical connectors (see illustration), then disconnect the flJellines (see illustrations). Note: On 2005 and later models the quick-release fitting on the pressure line can be sqljeezed by hand, withoutpliers. 6 On 2003 and 2004 models, remove the 'fuel pump/sending unit retaining screws and remove the mounting flange (see illustra- tion). On 2005 and later models, the fuel pump assembly is retained to the tank by a Jarge screw-on ring. A special tool (available at most auto parts stores) is available which makes loosening and tightening this ring very easy, but a large pair of water pump pliers will work. 7 Carefully withdraw the fuel pump/fuel level sending unit assembly from the fuel tank F';'" 1'1   t B. i 3i ;. kr. '" i    , f   i I r i f; i", ',' l-___-L,,,,\ 5.5a Disconnect both of the electrical connectors " ...:;::.::. 5.5b Use needle-nose pliers to release the quick-release fitting,securing the fuel return line 5.5c Slide out the retaining clip and remove the fuel pressure' hose from the assembly (see illustration). 8 The components of the fuel pump assembly are modular and aU attach to the main housing (see illustration). 5.6 Remove the fuel pump/sending unit asembly mounting screws (2003 and'2004 'modeIS) 9 Remove the plastic support on the bot- tom of the pump by releasitlg the clips with a screwdriver, the pull oifthe rubber isolator, the fuel sock filter clip, then the el,ectrical connec- '5.7 Lift the fuel pump/sending unit assembly from the fuer tank at an angle so as not to damage the inlet screen or float arm 
Chapter 4 Fuel and exhaust systems 4-5 " ' , >.,..i::*' ,,' ,  ..", .. € \ . " :t\ ,. -" 7" , II! .'11' ,I' 5.8 Exploded view of the fuel pump assembly A Fuel filter B .Fuel pressure regulator C Fuel pump D Sock (inlet) filter E Fuel level sending unit ' tor (see illustrations). 10 Withdraw the pump from the housing. 11 Inspect the strainer for contamination. If it is dirty, replace it. 12 Reassemble the fuel pump/sending unit in the reverse order of disassembly. 13 Install the fuel pump/snding unit assem- , bly in the fuel tank. Connect the fu(:}lline, and electrical connectors. 14 The remainder of installation is the reverse of removal. 6 Fuel pressure regulator - removal and installation Refer to illustration 6.3 Warning: Gasoline is extremely flammable, so take extra precautions when you work on any pari of the fuel system. See the Warning in Section 2. . , 1 Relieve the fuel syste'm pressure (see Section 2), then disconnect the cable from the negative terminal of the battery. Remove the fuel tank cap. 2 Remove the fuel pump assembly (see Section 5). 3 Twist the fuel pressure regulatQrfrom the assembly (see illustration). 4 nstallation is the reverse of remQval. Be sure to install a new O-ring Qn the fuel pres- sOre regulator. 7 Fuel level sending unit - replacement Refer to i/lustra'tion 7.4 Warning: 'Gasoline is extremely flammable so take extra precautions when you work on any part of the fuel system. See the Warning in Section 2. 1 Remove the fuel pump/fuel level send- ing unit assembly from the fuel tank (see Sec- tion 5). 2 Carefully angle the sending unit Qut of the opening without damaging the fuel level float IQcated at the bottom of the assembly. 3 Disconnect the electrical connector from the sending unit. 4 Pry the sending unit from the retaining clips (see illustration) and separate it from the assembly. 5 Installation is the reverse of removal. o . :P::: . . ::t. ow'/'\' ; tt(;. i' 6.3 The fuel pressure regulator is a puh-fit in the fuei pump/sending unit assembly; make sure the old O-ring  comes out with it '. 5.9a After removing the plastic support, carefully use a screwdriver to remove the clip securing the sock filter to the pump 5.9b Release the electrical connector at the top of the fuel pump assembly 8 Fuel tank.. removal and installation Refer to illustrations 8.8 and 8.9 Warning: Gasoline is extrem/y flammable, so take extra precautions when you, work on ,, <. '''''A''(:"", [J   .." i . 7.4 Disconnect the electrical connector (A) and pry the fuel-level sending unit from the .clips (B) . . t >: .. ;::.. 
4-6 Chapter 4 Fuel and exhaust sytems f!) i" 8.8 Remove the clamp that retains the fuel filler hose (A) and separate the fuel hose disc,?nnects (B) 8.9 Remove the tank strap bolts (shown for clarity without supports required for tank removal) any part of the fuel system. See the Warning in Section 2. 1 Remove the fuel filler cap to relieve fuel tank pressure. Relieve the fuel system pres- sure (see Section 2). 2 Detach the cable from the negative ter- minal of the battery. 3 Siphon or pump the fuel into an approved container using a siphoning kit or hand oper- ated pump (available t most auto parts sores). Warning: Do not start the siphoning action by mouth! 4 Remove the fuel pump access cover and disconnect the fuel pump electrical connec- tor and fuel lines from the fU,el pump unit (see Section 5). 5 Raise the vehicle and support it securely on jackstands. 6 Remove the center exhaust pipe and the heat insulator from the vehicle (see Sec- tion 16). 7 . Detach the parking brake cables from the underbody and position them aside. 8 Disconnect the fuel lines, the vapor return line and the fuel filler hose (see i1lus- tration). Note: Be sure to plug the hoses to prevent leakage and contamination of the ,fuel smm . 9 Spport the fuel tank with a floor jack. Place a sturdy plank between the jack head and the fuel tank to protect the tank. Remove the bolts from the fuel tank retaining straps (see illustration). 10 Lower the tank enough to disconnect the electrical connector and ground strap from the fuel pump/fuel gauge sending unit, if you have not already done so. 11 Remove the tank from the vehicle. 12 Installation is the reverse of removal. 9 Fuel tank cleaning and repair - general information 1 Any repairs to the fuel tank or filler neck ;should be carried out by a professional who , hn ,."""".,','."',.,:", " , ' ,,, ' : "' , : , ; , ? " : ", ' ,,: ' , ' . ' .,, : ,,, ' . ' ,. . . ' , . ,  ,, ' , ' W':'.:; ...... ..':. ;;1; ",'," :,' ., . '", " :.".;i . " ", ," . '. . , , -: , $ ,, ',,' , .... i......... :.::.. . :;.i , has experience in this critical and potentially dangerous work. Even after cleaning and flushing of the fuel system, explosive fumes can remain and ignite during repair of the tank. 2 If the fuel tank is removed from the vehi- cle, it should not be placed in an area where sparks or open flames could ignite the fumes coming out of the tank. Be especially careful inside garages where a gas-type appliance is located, because it could cause an explosion.  10 Air filter housing - removal and. installation Refer to illustration 10.3 1 Disconnect the air intake hose and breather hose from the housing cover. Dis- connect the electrical c.onnector from the intake air temperature sensor. 2 Detach the clips and remove the air filter' housing cover and the air filter element (see Chapter 1 ) 3 Remove the three bolts and remove the- air fiJter housing from the engine compartment . (see illustration). 4 I nstallation is the reverse of removal. .< "1( 10.3 Remove the bolts that retain the air filter housing to the engine compartment 11 Accelerator cable - removal, installation and adjustment Refer to illustrations 11.2, 11.3a, 11.3b and 11.4 Note 1: 2005 arid later models do not have an accelerator cable. Instead, the throttle body has an electric motor that operates the throttle and is controlled by the PCM. Note 2: Models with cruise control have two accelerator cables - one from the accelerator pedal to the cruise control actuator and one from the cruise control actuator to the throttle body. . Removal 1 Detach the cable from the negative ter- minal of the battery. On models with cruise control, remove the cover from the cruise con- trol actuator. 2 Loosen the locknufon the threaded por- tion of the throttle cable af the throttle body or cruise control actuator (see illustration). 3 Rotate the throttle lever or cruise control actuator and slip the throttle cable end out of the slot in the lever (see iilustration). 4 Detach the throttle cable from the accel- 
Chapter 4 Fuel and exhaust systems 4-7   I, I il 11.2 Loosen the locknuts on the accelerator cable Wk\; hhi';;;: . " 11.3a Rotate the :throttle lever and emove th, cable end from the slot in the throttle lever. . . erator pedal (see illustration). Remove the two bolts securing the cabl retainer to the firewall. 5 From inside the vehicle, pull the cable through. the firewall. Installation and adjustment 6 InstallaJion is the reverse of removal. Make sure the cable casing grommet seats properly in the firewall. 7 To adjust the cable, fully $iepress the accelerator pedal and check that the throttle is fully opened. . 8 If not fully opened, loosen the locknuts, depress accelerator pedal and adjust the cable until the throttle is fully open. 9 'Tighten the locknuts and recheck the adjustment. Make sure the throttle closes fully when the' pedal is released. 12 Fuel injection system · general information 1 All models are equipped with a multi port fuel injection system. The fuel injection sys- tem is composed of three basic subsystems: fuel system, air induction system and elec- tronic engine control system. Fuel system 2 An electric fuel pump located inside the fuel tank supplies fuel under constant pres- sure to the fuel rail, which distributes fuel evenly to all injectors. From the fuel rail, fuel is injected into the intake ports, just above the intake valves, by electronic fuel injectors. The amount of fuel supplied by the injectors is pre-' cisely controlled by an electronic Powertrain Control Module (PCM). The fuel pressure regulator maintains a constant pressure to the . fuel rail regardless of engine 'load. The fl:lel pressure' regulator and fuel filter are located in the fuel tank along with the fuel pump. Air inductiQn system 3 The air induction system consists of an '" air filter housing, the throttle body and the duct connecting the two. The throttle plate inside the throttle body is controlled by the driver. As the throttle plate opens, additional air is drawn into the cylinders. The information provided by the various sensors allows the PCM to determine the exact amount of fuel to be injected by the injectors during the various operatig conditions. Electronic engine control system 4 The electronic engine control system controls the fuel injection, ignition and emis- sions systems by means of a Powertrain Con- trol Module (PCM), which employs a micro- processor. The PCM receives signals from a number of information sensors, which moni- tor such variables as intake air temperature, thro.ttle angle, coolant temperature, engine rpm, engine load, vehicle speed and exhaust oxygen content. These signals hlp the PCM determine the injection duration necessary for the optimum air/fuel ratio. The sensors and their corresponding PCM-controlled relays, are located throughout the engine compart- ment. For further information regarding the PCM and its relationship to the fuel injection and ignition systems, see Chapter 6. 13 Fuel injection system - check Refer to illustrations 13. 7, 13.8 and 13.9 Note: The following procedure is based on the assumption that the fuel pump is working and the fuel pressure is adequate (see Sec- tion 3). 1 Check the ground wire connections for tightness. Check all wiring and electrical con- nectors that are related to the system. Loose electrical connectors and poor grounds can cause many problems that resemble .more serious malfunctions. , 2 Check to' see that the battery is fully charged, as the control unit 'and sensors depend on an accurate supply voltage in order to properly meter the fuel. , 3 Check the air filter element - a dirty or partially bl'ockedfilter will severely impede performance and eC9no'my (see Chapter 1 ). 4 Check the fuses. 1f a blown fuse is found, replace it arid see if it blows again. If it does, search for a grounded wire in the fuel injection system wiring harness. 5 Check the air intake duct from the air ,"" I '" '- " ..' , ', , : , ;,(1 ', : - "',. . " .... t. ""''$;'' 11.3b ... or the cruise control actuator 11. L ;m I  i  "'iJii - to I , 11.4 Separate the cabl, from the accelerator pedal arm and slide the cable end out of the slot in the arm 
4-8 Chapter 4. Fuel and exhaust systems JI!!" .cO\," .. J.>.. 13.7 Use a stethoscope or a screwdriver to determine if the Injectors are working properly - they should make a steady clicking sound that rises and falls with engine speed changes 9 With the engine OFF and the fuel injector electrical connectors disconnected, measure the resistance of each injector (see illustra- tion). Compare your measurement with the value listed in this Chapter's Specifications If the injector resistance is excessive or an open or short circuit is indicate, replace the injector (see Section 15). 10 Additional fuel injection control system component checks can be found in Chap- ter 6. cleaner housing to the intake manifold for leaks, ,which will result in an excessively lean mixture. Also check the condition of the vac- uum hoses connected to the intake manifold. a Remove the air intake duct from the throttle body and check for dirt, carbon, var- nish, or other residue in the throttle body, par- ticularly around the throttle plate. If it's dirty, refer to Chapter 6 and troubleshoot the PCV system for the cause of excessive varnish buildup. 7 With the engine running, place a stetho- scope against each injector, one at a time, and listen for a clicking sound, indicating opera- tion (see illustration). If you don't have an automotive stethoscope you can use a long . screwdriver; just plce the tip of the screw- driver against the injector body and press your ear against the handle. 8 If there i's a problem with an injector, pur- chase a special injector test light (noid light) and install it into the injector electrical con- nector (see illustration). Start the engine and make sure that each injector connector flashes the noid light. This will test for the proper voltage signal to the injector. 14 Throttle body - removal and installation Refer to illustration 14.7 Warning: Wait until the engine is completely cool before beginning this procedure. 1 Detach the cable from the negative ter- minal of the battery. 2 Loosen the hose clamps and remove the air intake duct. 3 On 2003 ?lnd 2004 models, detach the accelerator cable from the throttle lever 13..9 Using an ohmmeter, measure the resistance across the terminals of the injector' ,.  .. ' ' .\ , '.< ', 13.8 Install the "noid" light into the fuel injector electrical connector and check to see that it flashes with the engine running (see Section 11). 4 Detach the throttle cable bracket and set it aside (it's not necessary to detach the throttle cable from the bracket). 5 Clearly label, then detach, all vacuum and coolant hoses from the throttle body. Plug the coolant hoses to prevent coolant'loss. a Disconnect the electrical connectors from the throttle position sensor, idle air con- trol valve, manifold absolute pressure sensor and/or mass airflow sensor, as required. On 2005 and later models, disconnect the electri- cal connector at the throttle body motor. 7 Remove the throttle body mounting bolts! nuts (see illustration). 8 Detach the throttle body and gasket from the intake manifold. 9 Using a soft brush and carburetor cleaner, thoroughly clean the throttle body casting, then blowout all passag.es with com- pressed air. Caution: Do not clean the throttle position sensor with anything. Just -wipe it off carefully with a clean, soft cloth. '.'..".". 14.7 Throttle-body mounting details - disconnect the electrical connectors and hoses, then remove the two mounting nuts and two bolts 
4-9 Chapter 4 Fuel and exhaust systems f"'="-'W''" t)lt ( ,  , ' , ; ., '" fr' ,4 15.5 Remove the two mounting bolts and pull up the, fuel rail from the cylinder head 15.6a Remove the O-ring from the injector 4 Disconnect the fuel line leading to the fuel rail (see Section 4 for fuel line disconnect procedures ). 5 Remove the 'fuel rail mounting bolts and carefully withdraw the fuel rail and injectors from the cylinder head (see Ulustratiori). 6 Replace the O-ring and grommet on each injector (see illustrations). 7 Remove the insulators in the cylinder head and replace them with new ones (see illustration). 8 Lubricate the O-rings with clean engine oil and install the fuel injectors onto the fuel rail. Make sure the spacers are in place and install the fuel rail/injector assembly onto the cylinder head. Install the fuel rail mounting bolts and tighten the bolts to the torque listed in this Chapter's Specifications. 9 The remainder of - installation is the reverse of removal. 10 Installation of the throttle body is the reverse of removal. " 11 Tighten the throttle body mounting bolts/ nuts to the torque listed in this Chapter's Specifications. 12 Check the coolant level, adding as nec- essary (see Chapter 1). 15- Fuel rail and injectors - removal and installation Refer to illustrations 15.5, 15.6a, 15.6b and 15.7 , Warning: Gasoline is extremely flammable, so take extra precautions when you work on any part of the fuel system. See the Warning in Section 2. 1 Relieve the fuel pressure (see Sec- tion 2) and detach the cable from the negative terminal of the battery. 2 Detac" the PCV hose from the valve cover and remove the engine cover (over the valve cover). 3 Disconnect the electrical connectors from the fuel injectors. Open the wiring har- ness clamps and position the wiring harness aside. 15.6b Remove the grommet from the injector the system components have cooled com- pletely. 1 The exhaust system consists of .the exhaust manifold, catalytic converter, the muffler, the tailpipe and all connecting pipes, brackets, hangers and clamps. The exhaust system is attached to the body with mounting brackets and rubber hangers (see illustra- tion). If any of these parts are damaged or deteriorated, excessive noise and vibration will be transmitted to the body. 16 Exhaust system servicing - general iformation Refer to illustration 16. 1 Warning: Inspection and repair of exhaust system components should be done only after .>..;<';:w , ' '  , : o t} :,:",', "'V , ' ;,-;-:::. },,- -. f.fq1;<,. : ....' 16.1 Check all of the exhaust system rubber hangers for cracking, replacing them as necessary 15.7 Install new insulators in the cylinder head holes (A), and position th.e two spacers (8) before installing the fuel rail 
, 4-10 Chapter 4 Fuel and exhaust syste,ms '2 Conducting regular inspections of the exhaust system will keep it safe and quiet. Look for any damaged or bent parts, open seams, holes, loose connections, excessive corrosion or other defects which could allow exhaust fumes to enter the vehicle. Deterio- rated exhaust system components should not be repaired - they should be replaced with new parts. 3 If the exhaust ,system components are extremely corroded or rusted together, they will probably have to be cut from the exhaust 'system The convenient way to accomplish this is to have a muffler repair shop remove , .the corroded sections with a cutting torch. If, however, you want to saye money by doing it yourself and you don't have an oxy/acetyletie welding outfit with a cutting torch, simply cut off the old components with a hack-saw. If you have compressed air, special pl)eumatic cut- ting chisels can also be used. If,you do decide to tackle the job at home, be sure to wear eye protection to protect your eyes from metal chips and work gloves to protect your hnds. 4 Here are ,some simple guidelines to apply when repairing the exhaust system: a) Work from the back to the front when removing exhaust system components. b) Apply penetrating oil to the f?xhaust sys,;. tem component fasteners to make them easier to remove. c) Use new gaskets, hangers and clamps when installing exhaust system compo- nents. d) Apply anti-seize compound to the threads of all exhaust system fasteners during reassembly. . e) Be sure to aJ/ow sufficient clearance between newly installed parts and all points on the underbody to avoid over- heating the floor pan and possibly dam- aging the interior carpet and insulation. Pay particularly close attention to the catalytic converter and its heat shield. Warning: The catalytic converter oper- ates at very high temperatures and takes a long time to cool. Wait until it's com- pletely cool before attempting to remove the converter. Failure to do so could result in serious bums. 
Chapter 5 E,ngine -electrical systems 5-1 Contents Section Alternator - removal and instlIation .............................................. 10 Battery cables - replacement............... .......................................... 4 Battery - check and-rplacement................................................... 3 Battery check, maintenance and charging ...................... See Chapter 1 Battery - emergency jump starting ................................................ 2 Charging system - check......................... ............ .......................... 9 Charging system - general information and precautions ............... 8 CHECK ENGINE light on ........................................,.........See Chapter 6 Drivebelt check, adjustment and replacement ................. See Chapter 1 Section General information......... .......... ................... .... ................... ........... 1 Ignition coils - replacement............................... .......... ........... ........ 7 Ignition system - check .......... ........... .......... ............ .."...... .....,......... 6 Ignition system - general information and precautions ................... 5 Spark plug replacement ............................,...................... See Chapter 1 Starter motor and circuit - 'check .......H.......................................... 12 Starter motor - removal and installation ........................................ 13 Starting system - general information and precautions ................. 11 Specifications Charging system Charging voltage............................................... ............ ......... ................. Standard amperage All lights and accessories turned off.................................. ................ Headlights (hi-beam) and heater blower motor turned on ................. " 1 General'information The engine electrical systems include all ignition, charging and starting compo- nents. Because of their engine-related func- tions, these components are discussed sepa- rately from chassis electrical devices such as th lights, the instruments, etc. (which are included in Chapter 12). ' Always observe ,the following precau- tions when working on the electrical systems: a) Be extremely careful when servicing 'engine electrical components. They are easily damaged ifchecked, connected or handled improperly. b) Never leave the ignition switch on for long periods of time (10 minutes maxi- mum) with the engine off. c) Don't disconnect the battery cables while the engine is running. 12.9 to 14.9 volts Less than 10 amps O amps. or more d) Maintain correct polarity when connect- ing a battery cable from another vehicle during jump-starting. e) Always disconnect the negative cable first and hook it up last or the battery may be shorted by the tool being used to loosen the cable clamps. It's also a'good idea to review the safety- related information regarding the engineelec- trical systems located in the Safety first sec- tion near the front of this manual before begin- ning any operation included in this Capter. 2 Battery - emege'ncy jump starting Refer to the Booster battery (jump) start- ing procedure at the front of this manual. 3 Battery - check and replacement Warning: Hydrogen gas is produced by the battery, so keep open flames and lighted ciga- rettes away from it at all times. Always wear eye protection when working around a bat- tery. Rinse off spilled electrolyte immediately with large amounts of water. Check Refer to illustrations 3.2 and 3.3 1 The battery's surface charge must be removed before accurate voltage measure- ments can be made. Turn On the high beams for ten seconds, then turn them Off, and let the vehicle stand' for two minutes. Remove the battery from the vehicle (see Step 4 through 10). 2 Check the battery state of charge. Visu- aly inspect the indicator eye on the top of the 
5-2 Chapter 5 Engine electrical sy tems , , 3.2 To test the open circuit voltage of t e battery, connect a voltmeter to the battery - a fully charged battery should measUre at least 12.4 volts (depending on outside air temperature) battery, if the indicator eye is clear, charge the battery as described in Chapter 1. Next per- form an open voltage cirpuit test using a digital voltmeter (see illustration). With the e,ngine and all accessories Off, connect the negative probe of the voltmeter to the negative termi- nal of the battery and the positive probe to the positive tern1inal of the battery. The bat- tery voltage should be 12.4 volts or more. If the battery is less than the specified voltage, charge the battery before proceeding to the next test. Do not proceed with the battery load test unless the battery charge is correct. 3 Perform a battery load test. An accurate check of the battery condition can only be per- formed with a load tester (available at most auto parts stores). Th.is test evaluates the ability of the battery to operate the starter and other accessories during periods of heavy amperage draw (load). Install a special bat- tery load-testing tool onto the terminals (see illustration). Load test the battery accord- ing to the tool manufacturer's instructions. This tool utilizes a carbon pile to increase the load demand (amperage draw) on the bat- tery. Maintain the load on the battery for 15 seconds or less and observe that the bat- tery voltage does not drop below 9.6 volts. If the battery condition is weak or defective, 3.3 Connecta battery load tester to the battery and check the battery condition under lo,ad, following the tool manufacturer's instructions . the tool will indicate this condition immedi- ately. Note: Cold temperatures will cause the minimum voltage requirements to drop 'slightly. Follow the chart given in the tool manufacturer's instructions to compensate for cold climates. Minimum load voltage for freez- ing temperatures (32-degrees F) should be approximately 9.1 volts. Replacement Refer to illustration 3.6 4 Oisconne'ct the cable from the negative battery terminal. 5 Disconnect the positive battery cable. 6 Remove the, battery hold-down cla p (see illustration). 7 Remove the battery and place it on a workbench. Note: Battery handling tools are available at most a,uto parts stores for a rea- sonable price. They make it easier to remove and carry the battery. 8, While the battery is removed, inspe'ct the tray, retainer brackets and related fasteners for corrosion or damage. 9 If corrosion is evident, remove the bat- tery tray and use a baking soda/water solution to clean the corroded area to prevent further oxidation. Repaint the area as necessary using rust resistant paint. ' 3.6 To remove the battery, detach the negative battery cable first (A), then the positive cable (B), then remove the hold- down clamp nut and bolt (C) and remove 'the hold. down clamp 10 Clean and service the battery and cables' (see Chapter 1 ).' 11 If you are replacing the battery, make sure you purchase one that is identical to yours, with the same dimensions, arnperag'e rating, cold cranking amps rating, etc. Make sure it is fully charged prior to install.ation in the vehicle." 12 Instaflation is the reverse of removal. Connect the positive cable first and the nega- tive cable last. 13 After connecting the cables to the bat- tery, apply a light coating of battery terminal corrosion inhibitor to the connections to help prevent corrosion. 4 Battery cables - replacement 1 Periodically inspect the entire length of each battery cable for damage, cracked or burned insulation and corrosion., Pqor battery cable connections can cause starting prob- lems and decreased engine performance. 2 Check the cable-to-terminal connections at the ends of the cables for cracks, loose wire strands and corrosion. The presence of white, fluffy deposits under. the insulation at the cable terminal connection is a sign that the cable is, corroded and should be replaced. Check tti'e terminals for distortion, missing mounting bolts and corrosion. 3 When removing the cables, always dis-,: connect the negative cable first ,and hook it up last or the battery may be s.horted by the tool used to loosen the cable clamps.. Even if only the positive cable is being replaced, be sure to disconnect the egative cable. from the bat- tery first (see Chapter 1 for further information regarding battery cable removal). ". 4 Disconnect the old cables from the bat- tery then trace each of them to their opposite ends and detach them from the starter sole- noid and ground terminals. Note the routing of each cable to ensure correct installation. 5 If you are replacing either or both of the' old cables, take them with you when buying expert22 .Qn http://rutracker.org
Chapter 5 Engine electrical systems 5-3 new cables. It is vitally important that you replace the cables with identical parts. Cables have characteristics that make them easy to identify: positive cables are usually red, larger in cross-section and have a larger diameter battery PQst clamp; ground cables are usu- ally black, smaller in cross-section and have a slightly smaller diameter clamp for the nega- tive post. S Clean the threads of the solenoid or ground connection with a wire brush' to remove rust and corrosion. Apply a light coat of battery terminal corrosion inhibitor, or petro- leum jelly, to the threads to prevent future cor- rosion. 7 Attach the cable to the solenoid or ground connection and tighten the mounting nut/bolt securely. 8 Bfore connecting a new cable to the battery, make sure that it reaches the battery post without having to be stretched. 9 Connect the positive cable first, followed by the negative cable. 5 . Ignition system - general information and precautions 1 All models are equipped with a distribu- torless ignition system. The ignition system cnsists of the battery, ignition coils, spark plugs, camshaft position sensor, crankshaft position sensor and the Powertrain Control Module (PCM). The PGM controls' the ignition timing and spark advance characteristics for the engine. The ignition timing is not adjust- able. . 2 The crankshaft position sensor 'and cam- shaft position sensor generate pulses that are input to the Powertrain Control Module. The PCM determines piston position and engine speed from these two ,sensors. The PCM cal- culates injector sequence and ignition timing from the piston position. Refer to Chapter 6 fQr testing and replacement procedures for the crankshaft position sensor and camshaft position sensor. 3 These models utilize an individual igni- tion .coil for each cylinder. The unit is posi- tioned directly over each spark plug. The PCM fires each coil sequentially in the firing order sequence. 4 The PCM controls the ignition system by opening and closing the primary ignition coil control circuit. The computerized ignition ,sys- t provides comp1te control of the ignition timing by determining the optimum timing in I response to engine speed, coolant tempera- ture, throttle position and engine load. These parameters are relayed to the PCM b'y the camshaft position sensor, crankshaft position sensor, throttle position sensor, coolant tem- perature sensor and manifold absolute pres- sure sensor or mass airflow sensor. Refer to Chapter S fer additional information on the various sensors. 5 The ignition system is aiso integrated -"' with a knock sensor. The system uses a ' . knock sensor in conjunction with the PCM to ,I{i '!% .... "'"r >"""""'''#''<'''''11 ., i£, control spark timing. The knock sensor'sys- tem allows the engine to use maximum spark advance without spark knock, which improves driveability and fuel economy. S When working on the ignition system, take the following precautions: a) . Do not keep the ignition switch on for more than 10 seconds if the engine will not start. b) Always connect a tachometer in accor- dance with the m'anufacturer's instruc- tions. Some tachometers may be incom- patible with this ignition system. Consult the tachometer manufacturer's consul- tant before buying a tachometer for use with this vehicle. c) Never allow the ignition coil terminals to touch ground. Grounding the coil could result in damage to the igniter and/or the ignition coil. d) Do not disconnect the battery when the engine is running. e) Make sure the igniter is properly grounded. 6 Ignition system - check Refer to illustrations 6.2 and 6.5 Warning: Because of the high voltage gen- erated by the ignition system, extreme care should be taken ,whenever an operation' is. performed involving ignition components. 1 If a malfunction occurs and the vehicle won't start, do not immediately assume that tne ignitiQn system is causing the problem. First, check the 'following items: a) Make sure the battery cable clpmps, where they connect to the battery, are clean and tight. b) Test the condition of the battery (see Section 3). If it does not pass all the tests, replace it with a new battery. c) Check the ignition system wiring and connections. d) Check the related fuses inside the fuse box (see Chapter 12). If they're burned, determine the cause and repair the cir- cu . 2 If the engine turns over but won't start, 6.2 To use a calibrated ignition tester (available at most auto parts stores), remove one coil and plug the tester into the boot, clip the tester to it good ground, then crank the engine over - if there is enough voltage to fire the test plug, bright blue spark will be clearly visible between the electrode tip and the tester body make sure there is sufficient secondary igni- tion voltage to fire the spark plug. Obtain a calibrated ignition system tester (available at most auto parts stores). Connect the clip on the tester to a bolt or metal bracket on. the engine (see illustration). Remove an ignition coil (see Section 7) and attach the calibrated ignition system tester to the spark plug boot. Reconnect the electrical connector to the coil and clip the tester to a good ground. Crank the engine and watch the: end of the tester to see if a bright blue, well-defined spark occurs (weak spark or intermittent spark is the same as no spark). 3 If spark occurs, sufficient voltage is reaching the plug to fire it (repeat the check at the remaining ignition coil to verify that'the coils are good). If the ignition system is oper- ating properly the problem lies elsewhere; Le. a mechanical or fuel system .problem. How- ever, the pJugs themselvs may be fouled, so remove and check them as described in Chapter 1. 4 If no spark occurs, remove the electrical connector from the suspected ignition coil and check the terminals for damage. 5 If no sparks or intermittent sparks occur, check for battery voltage to the ignition coils (see illustration). , 6.5 Disconnect the electrical connector from the ignition coil and check for battery voltage at terminal no. 1 with the ignition key On - also check for continuity to a good engine ground point at terminal no. 4 
5-4 6 Refer to Chapter 6 and use a ,code-read- ing tool to check for Diagnostic Trouble Codes relating to the ignition ystem, the PCM, or the camshaft and crankshaft position sensors 7 Ignition coils - replacement Refer to illustration 7.2 Note: Toyota does not publish primary or secondary resistance specifications for the ignition cqils units used on these models. The only way to check them is to substitute a known good unit. But this option isn't feasible for a home mechanic because you can't return electrical components to a parts department once' you have purchased them. If you have already eliminated all other possible causes of an ignition malfunction, a defective ignition coil/igniter unit is the likely cause of the prob- lem, but the only way to verify this is to substi- tute a known good unit. 1 Remove the engine cover. Discon nect the negative cable from the battery (see Chapter 1 ). 2 Disconnect the electrical connector(s) from the coil(s), then remove the mounting bolt(s) (see illustration). 3 Carefully withdraw each coil from the cylinder head. 4 Installation is the reverse of removal. 8 Charging system - general inform'ation and precautions The charging system includes the alter- nator, an. internal voltage regulator, a charge indicator, the battery, a fusible link and the wiring between all the components. The charging system supplies electrical power for the ignition system, the lights, the radio, etc. The alternator is driven by a drivebelt at the front of the engine. 'The purpose of the voltage regulator is to limit the alternator's voltage to a preset value. This prevents power surges, circuit overloads, etc., during peak voltage output. The fusible link is a short length of insu- lated wire integral with the engine compart- ment wiring harness. The link is several wire gauges smaller in diameter than the circuit it protects. See Chapter 12 for additional infor- mation. regarding fusible links. The charging system doesn't ordinarily require periodic maintenance. However, the drivebelt, battery and wires and connections should be inspected at the intervals outlined in Chapter 1. .. The dashboard warning light should .come on when the ignition key is turned to Start, then should go off immediately. If it remains on, there is a, malfunction in the charging system. Some vehicles are also equipped with a voltage gauge.' If the volt- age gauge indicates abnormally high or low yoltage, check the charging system (see Sec- -tion 9). Chapter 5 Engine electrical systems I  J ," > '1.1 . w : , ";i';:: '; ';f Be very careful when making electrical circuit connections to a vehicle equipped with an alternator and note the following: a) When reconnecting wires to the alterna- tor'from the battery, be sure to note the polarity. b) Before using welding equipment to repair any part of the ve,hicle, disconnect the wires from the alternator and the battery terminals. c) Never start the engine with a battery charger connected. d) Always disconnect both battery leads before using a battery charger. e) The alternator is driven by an engine drivebelt that could cause serious injury if your hand, hair or clothes become entangled in it with the engine running. f) Because the alternator is connected directly to the battery, it could arc or cause a fire if overloaded or shorted out. g) Wrap a plastic bag over the alternator and 'secure it with rubber bands before steam cleaning the engine. 9 Charging system - check Refer to illustration 9.3 1 If a malfunction occurs in the charging circuit, don't automatically assume that the alternator is causing the problem. First check the following items: a) Check the drivebelt tension and its con- dition. Replace it if worn or-deteriorated. b) Make sure the alternator mounting bolts are tight. c) Inspect the alternator wiring harness and the electrical connectors at the alternator and voltage regulator. They must be in good condition and tight. d) Check the fusible link lopated at the posi- tive battery cable or the large main fuses in the engine compartment. If it's burned, determine the cause, repair the circuit and replace the link or fuse (the vehicle won't start and/or the accessories won't work if the fusible link or fuse blows). * 7.2 Disconnect the electrical connectors (A) at each coil, then remove the mounting bolt (B) .(,,;;......,::..... e) Check all the fuses that are in series with the charging system circuit. The loca.. tion of these fuses and fusible links may vary from year and model but the desig-' nations are the same; main fusible link 2.0L, Alt fuse (100 amp), A.M1 (25 amp), AM2 (15 amp), Main fuse (30A), Gauge (10A), and AL T-S (5 amp). f) Start the engine and check the alterna- tor for abnormal noises (a shrieking or squealing sound indicates a bad bush- ing). g) Check the specific gravity of the battery electrolyte. If it's loW, .charge the battery (doesn't apply to maintenance free bat- teries). h) Make s!:lre that the battery is fully charged (one bad cell in a ba'ttery can cause overcharging by the alternator). i) Disconnect the battery cables (negative first; then positive). Inspect the battery posts and the cable clamps for co"osion. Clean them thoroughly if necessary (see Section 4 and Chapter 1). Reconnect the positive cable, then the negative cable. 2 With the ignition key off, check the bat:' tery voltage with no accessories opeFating. It should be approximately 12.5 volts.' It may be slightly higher if the engine had been operat- ing within the last hour. 3 Connect a, multimeter to the charg- ing system following the tool manufacturer's instructions. Start the engine, and check the battery voltage and amperage. It should now be approximately 13.2 to 15.0 volts at 10 amps or. less (see illustration). 4 Load the battery by turning on the high bea headlights and the air conditioning (if equipped and place the blower fan on HIGH. Raise the engine speed to 2,000 rpm and check the voltage and amperage. If the charg- ing. system is working properly the voltage should stay above 13.5 volts and the amper- age should be 30 amps or more (depending on the condition of the battery - it could be less tha,n 30 amps). 5 If the voltage rises above 15.0 volts in either test, th regulator is defective. 6 If the indicated voltage reading is less 
Chapter 5 Engine eletrical systems '5-5 II ., . ;1 1 0.2 Disconnct the electrical connections from the alternator 9.3 Connect a voltmeter to the battery terminals and check the battery voltage with the engine Off, and then again with the engine running than the specified charge voltage, the alterna- tor is probably defective. Have the charging system checked at a dealer seice depart- ment or other properly equipped repair facil- ity. Note: Many auto parts stores will bench test an alternator off the vehicle. Refer to your local auto parts store regarding their policy (many stores will perform this service free of charge). 10 Alternator - removal and instal.lation Refer to illustrations 10.2 and 10.3 1 Detach the cable from the negative ter- minal of the battery. Remove the drivebelt (see Chapter 1). 2 Disconnect the electrical connectors from the alternator (see illustration). 3 Remove the alternator mounting bolts (see illustration). 4 Remove the alternator from the engine. 5 If you are replacing the alternator, take the old altenator with you when purchasing a replacemnt unit. Make sure that the new/ rebuilt unit is identical to the old alternator. ', 10.3 Alternator mounting bolts Look at the terminals - they should be the same in number, size and locations as the ter- minals on the old alternator. Finally, look at the identification markings - they will be stamped in the, housing or printed on a tag or plaque affixed to the housing. Make sure that these numbers are the same on both alternators. 6 Many new/rebuilt alternators do not have a pulley installed, sO you may have to switch the pulley from the old unit to the newlrebuilt one. When buying an alternator, find out the shop's policy regarding installation of pulleys - some shops will perform this service free of charge. 7 Installation is the reverse of removal. 8 After the alternator is installed, install the d rive belt. 9 Check the charging voltage to verify proper operation of the alternator (see Sec- tion 9). 11 Starting system - general information and precautions The starting system consists of the bat- tery, the starter motor, the starter solenoid and the electrical circuit connecting the compo- nents. The solenoid is mounted directly on the starter motor. The starter motor assembly is installed on the front (radiator) side of the engine on the lower section oftransaxle bell housing. When the ignition key is turned to the START position, the starter solenoid is actu- ated through 'the starter control circuIt. fhe starter solenoid then cOnnects the battery to the starter. "The battery supplies the. electrical energy to the starter motor, which does the actual work of cranking the engine. The starter motor on a vehicle equipped with a manual transaxl,e can be operated only when the clutch pedal is depressed; the starter on a vehicle equipped with an aatomatic transaxle car) be operated only when the transaxle selector lever is in Park or Neutral. ' If Always observe the following precau- , tions when working on the starting system: a) Excessive cranking of the starter motor can overheat it and cause serious dam- age. Never operate the starter motor for more than 15 seconds at a time without pausing to allow it to cool for at least two minutes. . b) The starter is connected directly to the battery and could arc or cause a fire if mishandled, overloaded or short-cir- cuited. . f c) Always detach the cable from the nega- tive terminal of the battery before work- ing on the starting system. 12 Starter motor and circuit - check Refer to illustration'12. 3 Note: Before diagnosing starter problems, make sure the battery is fully charged. . 1 If a malfunction occurs in the starting circuit, do riot immediately assume that the starter is causing the problem. First, check the following items: a) Make sure the battery cable clamps, vyhere they connect to the batte are clean and tight. b) Check the pondition of the battery cables (see Section 4). Replace any defective battery cables with new parts. c) Test' the condition of the battery (see Section 3). If it does not pass all the tests replace it with .a new battery. d) Check the starter solenoid wiring and connections. Refer to the wiring dia... grfjms at the end of Chapter 12. e) Check the starter mounting bolts for tightness. f) Check the fusible links near the posi- tive battery terminal. If}hey're burned, determine the cause 'and repair the circuit. Also, check the ignition switch circuit for correct operation (see Chap- ter 12). 
5-6 Chapter 5 Engine. electrical systems ; . . >' ,, - 12.3 To use an inductive ammeter, simply hold the ammeter over the positive or negative cable (whichever is more accessible) 13.4 Disconnect the electrical connector (A), then remove the nut securing the starter cable (8) g) Check the operation of the transmission range sensor (automatic transax/e) or clutch start switch (manual fransax/e). Make sure the shift /ever.is in PARK or NEUTRAL (automatic transaxle) or the clutch pedal is pressed (manual transax/e). Refer to Chapter 7 for the transmission range sensor check and adjustment procedure. Refer to Chap- ter 12 wiring diagrams, if necessary, when performing circuit checks. These systems must operate correctly, to pro- vide battery voltage to the ignition sole- noid. 2 If the starter does not actuate when the ignition switch is turned to the start position, check for battery voltage to the solenoid. This will determine if the solenoid is receiving the correct voltage signal from the ignition switch. Connect a test light or voltmeter to the starter solenoid positive terminal and while an assis- tant turns the ignition switch to the start posi- tion.' If oltage is not available, refer to the wiring diagrams in Chapter 12 and check all the fuses and relays in series with the starting system. If voltage is available but the starter motor does not operate, remove the starter from the engine compartment (see Sec- tion 13) and bench test the starter (see Step 4). 3 If the, starter turns over slowly, check the starter cranking voltage and the current draw, from the battery. This test must be performed with the starter assembly on the engine. Crank the engine over (for 10 seconds or less) and bbserve the battery voltage. It should not drop below 8.0 volts on manual transaxle models or 8.5 volts on automatic transaxle models. Also, observe the current draw using an ammeter (see illustration). It should not exceed 400 amps or drop below 250 amps. If the starter motor cranking amp values are not within the correct range, replace it with a new unit. There are several conditions that may affect the starter cranking potential. The bat- tery must be in good condition and the battery cold-cranking rating must not be under-rated for the particular application. Be sure to check the battery specifications carefully. The bat- tery terminals and cables must be clean and not corroded. Also, in cases of extreme cold temperatures, make sure the battery and/or engine block is warmed before performing the tests. 4 If the starter is receiving voltage but does not activate, remove and check the starter/ solenoid assembly on the bench. Most likely the solenoid is defective. In some rare cases, the engine may be seized so be sure to try and rotate the crankshaft pulley (see Chap- ter 2A) before proceeding. With the starter/. solenoid assembly mounted in a vise on the bench, install one jumper cable from the A 13.5 Remove the starter mounting bolts (lower bolt shown) negative battery terminal to tne body of the solenoid. Install the other jumper cable from the positive battery terminal to the B+ terminal on the solenoid. Install a starter switch and apply battery' voltage to the solenoid S ter- minal (for 10 seconds or less) and see if the solenoid plunger, shift lever and overrunning clutch extends and rotates the pinion drive. If the pinion drive extends but does not rotate, the solenoid is operating but the starter motor is defective. If there is no movement but the s6lenoid clicks, the solenoid andlor the starter motor is defective. If the solenoid plunger extends and rotates the pinio drive, the starter/solenoid assembly is working properly. 13 Starter motor. removal and installation Refer to illustrations 13.4 and 13.5 Note: The starter motor and solenoid assem- bly cannot be repaired using separate com- ponents. In the event of failure, exchange the starter/solenoid assembly for a new or rebuilt complete unit. 1 Detach the cable from the negative ter- minal of the battery (see Chapter 1). 2 Raise-the vehicle and support "it securely on jackstands. 3 Remove the splash shield from under the engine. 4 Disconnect the electrical connector from the starter solenoid, then remove the nut and disconnect the battery cable from the sole- noid, too (see illustration). 5 Remove the starter motor mounting bolts and remove the starter from the vehicle (see illustration). 6 I nstallation is the reverse of removal. 
6-1 Chapter 6 E. ..issions and engine control systems Contents Section Camshaft Position (CMP) sensor - replacement ........................... . 8 , Catalytic converters............. ..........:... ....................... ..a..... ............. 14 CHECK ENGINE light on ................................................. See Section 2 Crankshaft Position (CKP) sensor - replacement.......................... 7 Engine Coolant Temperature (ECT) sensor - replacement .......... 6 Evaporative emissions control (EVAP) system.............................. 13 General information ..... .,..... ............. ..... ............. .............. .... ..... ..... 1 Knock sensor - replacement....... ......... .... ............. ....... ..... ............ 10 Mass Airflow' (MAF) sensor - replacement ................................... 5 Section On-Board Diagnostic (OBD) system and trouble codes................ ' 2 Oxygen sensor and air/fuel sensor - general informati.on , and replaceme'nt ......... ......... ..................... .......................... ..... 9 Positive Crankcase Ventilation (PCV) system ........................'....... 12 Powertrain Control Module (PCM) - removal and installation ....... 3 Throttle Position Sensor (TPS) and throttle control motor- replacement.. ........... ............. ................. ............ ..... ............ ...... 4 Vehicle Speed Sensor (VSS) - replacement ................................. 11 1 General information Refer to illustrations 1.6a and 1.6b To prevent pollution of the atmosphere from incompletely burned and evaporating gases, and to maintain good driveabiJity and fuel economy, a number of emission control systems are incorporated. They include the: On-Board Diagnostic (OBD) II system Electronic Fuel Injection (EFI) system Evaporative Emissions Control (EVAP) system Positive Crankcase Ventilation (PCV) system Catalytic converter The Sections in this Chapter include gen- eral descriptions, checking procedures within the scope of the home mechanic and compo- nent replacement proced ures (when possible) for each of the systems listed above. Before assuming that an emissions con- trol system is malfunctioning, check the fuel and' ignition systems carefully. The diagnosis of some emission control devices requires specialized, tools, equipment and training. If checking and servicing become too difficult or if a procedure is beyond your ability, consult a dealer service department or other repair shop. Remember, the most frequent caus of' emissions problems is simply a loose or bro- ken wire or vacuum hose, so always check the hpse and wring connections first. This doesn't mean, however, that emis- sions control systems are particularly difficult to maintain and repair. You can quickly and easily perform many checks. and do mot of the regular maintenance at home with com- mon une-up and hand tools. Note: Because of a Federally mandated waffanty which cov- t:Jrs the emissions control system components, check with your dealer about warranty cover- age before working on any emissions-related systems. Once the warranty has expired, you may wish to perform some of the component checks and/or replacement procedures in this Chapter to save money. Pay close attention to any special pre- cautions outlined in this Chapter. It should be noted that the illustrations of the various systems may not exactly match the system installed on your vehicle because of changes made by the manufacturer during production or from year-to-year. A Vehicle Emissions Control Information (VECI) label is attached to the underside .of the hood (see illustration). This label con- 1.6a The Vehicle Emission Control Information (VECI) label contains such essential information as the types of emission control systems , installed on the engine, and the valve clearance specifications 
6-2 -Chapter 6 Emissions and engine control systems tains important emissions specifications and adjustment information. Also under the hood, the Vacuum Hose Routing Diagram (see illus- tration), provides a vacuum hose schematic with emissions components identified. When servicing the engine or emissions systems, the VECI label and the vacuum hose rout- ing diagram in your particular vehicle should always be checked for up-to-date information. 201i-Board Diagnostic (OBD) . system and trouble codes Scan tool information Refer to illustration 2.2 1 Hand-held scanners are the most pow- erful and versatile tools for analyzing engine management' systems used on later -model vehicles. Early model scanners handle codes and some diagnostics for many systems. Each brand scan tool must be examined carefully to match the year, make and model of the vehi- , cle you are working on. Often, interchange- abe cartridges are available to access the particular manufacturer (Ford, GM,Chrysler, Toyota etc.). Some manufacturers will specify by continent (Asia, Europe, USA, etc.). 2 With the arrival of the Federally mandated emission control system (OBD-II), a specially . designed scanner has been 'developed. Sev- eral tool manufacturers have released OBD-II scan tools for the home mechaniG (see illus- tration). OBD system general description 3 All models are equipped with the sec- ond generation OBD-II system. This system consists of an on-board computer known as the Powertrain Control Module (PCM), and , information sensors, which monitor various functions of the engine and -send data to the PCM. , This system incorporates a _ series of diagnostic monitors that detect and identify fuel injection and emissions control systems faults and store the information in the com- puter memory. This updated system also tests nsors and output' actuators, diagnoses 1.6b Vacuum hose routing diagram for a 2003 model drive cycles, freezes data and clears codes. This powerful diagnostic computer must. be accessed using the new OBD-II scan tool and 16 pin Data Link Connector (DLC) located under the driver's dash area. The PCM is the "brain" of the electronically controlled fuel and emis,sions system. It receives data from a number of sensors and other electronic com- ponents (switches, relays, etc.). Based on the information it receives, the PCM generates output signals to control various relays, sole- noids (I.e. fuel injectors) and other actuators. The PCM is specifically calibrated to optimize the emissions, fuel economy and driveability of the vehicle. 4 It isn't a good idea to attempt diagnosis or replacement of the PCM or emission con- trol components at home while the vehicle is under warranty. Because of a Federally .. mandated warranty which covers the emis-' sions system components and because any owner-induced damage to the PCM, the sen- sors and/or the control devices may void this warranty, take the vehicle to a dealer service department if the PCM or a system compo- nent malfunctions. Information sensors 5 Oxygen sensors (02S) - The 02S gen- erates a voltage signal that varies with the difference between the oxygen content of the exhaust and the oxygen in the, surrounding air. 6 Crankshaft Position (CKP) sensor'- The crankshaft sensor provides information on crankshaft position' and the engine speed ignal to the PCM. 7 Camshaft Position (CMP) sensor - The camshaft sensor produces a signal in which the PCM uses to identify number 1, cylinder and to time the sequential fuel injection. 8 Air/Fuel Sensor - Some vehicles are equipped with an air/fuel ratio sensor mounted upstream of the cataytic converter. These sensors work similar to the 02 sensors. 9 Engine Coolant Temperature (ECT) sensor - The coolant temperature (ECT) sen- sor monitors engine colant temperatur and sends the PCM a voltage signal; that affects . PCM control of the fuel mixture, igntion t1m- ing, and EGR operation (if equipped). 2.2 Scanners like these from Actron Scantool and AutoXray are powe.rful diagnostic aids - they can tell yotl just about anything you want, to know about . your engine management system 10 Throttle Position Sensor (TPS) - The TPS senses throttle movement and position, then transmits a voltage signal. to the PCM. This signal enables the PCM to determine when the throttle is closed, in a cruise posi- ' , tion, or wide open. On 2005 and later models, . the TPS is part of the electronic throttle con- trol on the throttle body. 11 Mass Airflow sensor (MAF) - The MAF sensor measures the mass of the 1ntake air by detecting volume and weight of the air from , samples passing over the h9t wire element. 12 Knock sensor - The knock sensor is a "piezoelectric" crystal that oscillates in pro- portion to engine vibration. (The term piezo- electric refers to the property of certain crys- tals that produce a voltage when subjected to a mechanical stress.) ',he oscillation of the piezoelectric crystal produces a voltage output that is monitored by the PCM, which retards the ignition timing when the oscilla- tidn exceeds a certain threshold. When the engine is operating normally, the knock sen- sor oscillates consistently and its voltage sig- nal is steady. When detonation occurs, engine vibration increases, and the oscillation of the knock sensor exceeds a desgr1 threshold. (Detonation is an uncontrolled explosion, after the spark occurs at the spark plug, which spontaneously combusts the remaining air/ fuel mixture, resulting in a "pinging'" or "knock- ing" sound.) If allowed to continue, the engine can be damaged. The knock sensor is located . . on the engine block. . 13 Vehicle Speed Sensor (VSS) - The vehicle speed sensor provides information to the PCM to indicate vehicle speed. 14 Vapor pressure sensor - The vapor , pressure sensor is part of the evaporative emission control system and is used to moni- tor vapor pressure in the EVAP system. The PCM uses this information to turn on and off the vacuum switching valves (VSV) of the evaporative emission system. ' 
Ch:apter 6 Emissions a.nd engine control systems &..3.  . ,.&;L ;  .:....<".: :::::,;." '" tr... r$ I . 1}wr} ",  2.23 16-pin Data Link Connector (DLC)  -$" 15 Power Steering Pressure (PSP) switch - The PSP switch is used to increase engine idle speed during low-speed vehicle maneuvers. 16 Transaxle sensors - I n addition to the vehicle speed sensor, the PCM receives input signals from the following sensors inside the transaxle or connected to it: (a) the direct clutch speed sensor (b) the vehicle speed sensor. 17 Accelerator pedal position sensor .. 2005 and later models do not have a throttle cable, but rather "drive-by-wire" system with an electronically- controlled throttle body. This sensor informs the PCM of the driver's pedal input, which is compared to the 9peration of the throttle body to check for malfunctions. 18 Intake air temperature sensor.. The Diagnostic Trouble Codes Trouble code PCM uses'information from this sensor to control fuel flow and timing functions. The tAT sensor is part of the MAF sensor module. Output actuators 19 EFt main relay - The EFt main relay activates power to the fuel pump relay (cir- cuit opening relay). It is activated by the igni- tion switch and supplies battery power to the PCM and .the EFI system when the switch is in the Start or Run position., It's located hi the underhood fuse/relay box. 20 Fuel injectors - The PCM opens the fuel injectors individually in firing order sequence. The PCM also controls the time the injector is open, called the "pulse width." The pulse .width of -the, injector (measured in millisec- Code identification onds) determines the' amount of fuel deliv- ered. For more information on the fuel deliv- ery system and the fuel injectors, including injector replacement, refer to Chapter 4. 21 EVAP vacuum switchi'ng valve (YSV). - The EVAP vacuum switching valve is a sol noid valve, operated by the PCM to purge the fuel vapor canister and route fuel vapor to the intake manifold for combustion. This valve is also called the purge control valve. Obtaining trouble codes Refer to illustration 2.23 22 The PCM will illuminate the CHECK ENGINE light (also called the Malfunction Indicator Light) on the dash if it recognizes a component fault for two consecutive drive cycles. It will continue to set the light until the PCM does not detect any malfunction for three or more consecutive drive cycles. 23 The diagnostic codes for the OBD..lJsyste . can be extracted from the PCM by. plugging a generic OBD-II scan tool (see illustration 2.2) into the PCM's data link connector (see illustration), which is located under the left end of the dash. 24 Plug the scan tool into the 16-pin data link connector (DLC), and then follow the instructions included with the scan tool to extract all the diagnostic codes. 25 After repairs have been made, use your code reader or scan toot to erase the trouble code(s). P0010 Oil control valve circuit fault P0011 WT camshaft timing system over-advanced P0012 WT camshaft timing system over-retarded P0016 WT camshaft timing system, chain stretch or failure P0031 Open in A1F, sensor heater circuit P0032 Short in A1F sensor heater circuit P0037 Open in H02 sensor heater circuit P0038 Short in H02 sensor heater circuit P0100 Mass airflow sensor or circuit fault P0101 .. P0103 Mass airflow sensor range or performance problem P0110 - P0113 Intake air temperature sensor or circuit fault. P011 B Engine coolant temperatur/intake air temperature correlation problem P0115 - P0118 Engine coolant temperature sensor or circuit fault P0120 - P0123 Throttle position sensor or cirit fault 
6-4 Chapter 6 Emissions and engine control systems Dignost;c Trouble Codes (continued) i. Trouble code Code identification P0125 Insufficient CQolant temperature for 'closea loop; oxygen' sensor heater maJfunction P0128' " Thermostat malfunction P013(j Heated oxygen sensor circuit (sensor 1), circuit malfunction P0133 Heated oxygen sensor, slow response (sensor 1)' P0135 Heated oxygen sensor heater,. circuit malfunction, (sensor 1) P0136 - P0138 Heated oxygen sensor circuit malfunction (sensor 2) P0141 Heated oxygen sensor heater or circuit -fault (sensor 2) P0171 Fuel injection system lean P0172 Fuel injection system rich P0220 - P0223 Throttle Position Sensor circuit P0300 Multiple cylinder misfire detected P0301 Cylinder no. 1 misfire detected P0302 . Cylinder no. 2 misfire detected -P0303 Cylinder no. 3 misfire detected P0304 Cylinder no. 4 misfire detected P0325 - P0328 Knock sensor or circuit fault P0335 Crankshaft position sensor or circuit fault P0339 Crankshaft position sensor A circuit - intermittent P0340 - P0341 Camshaft position sensor or circuit fault P0351 Ignition coil #1 or circuit fault P0352 Ignition coil #2 or circuit fault P0353 Ignition coil #3 or circuit fault P0354 Ignition coil #4 or circuit fault P0420 Catalytic converter system fault P043E Evaporative emissions system reference orifice Iogged P043F Evaporative emissions system reference orifice high flow P0440 EVAP system malfunction P0441 EVAP system incorrect purge flow detected P0450 EVAP system pressure sensor or circuit fault P0451- P0453 EYAP system pressure sensor range or performance problem 
Trouble code P0455 P0456 P0500 P0504 P0505 P0560 P0601 P0604 P0606 P0607 P0617 P0630 P0657 P0705 P071 0 P0711 P0724 P0741 P0750 - P0751 P0753 P0755 - P0756 P0765 P0850 P0973 - P0974 P0976 - P0977 P1300 P1305 P1310 .P1315 P1335 P1346 Chapter 6 Emissions and engine co'ntrol systems Code identification VAP system gross leakage (leak or loose gas cap) Evaporative emission (EVAP) control system leak detected (very small leak) Vehicle speed sensor or circuit fault Brake light switch circuit fault Idle air control valve or circuit fault Voltage supply problem to PCM PCM internal memory problem PCM random-access memory problem PCM processor problem PCM input signal problem Starter relay circuit fault VIN not programmed or mismatch - ECM/PCM PCM actuator supply voltage fault Automatic transmission range sensor circuit fault Automatic transaxle fluid temperature sensor or circuit fault Automatic transaxle fluid temperature sensor range performance or circuit fault Automatic transaxle, brake light circuit fault Automatic transaxle, torque converter clutch solenoid Automatic transaxle st)ift solenoid A performance Automatic transaxle shift solenoid A circuit fault Automatic transaxle shift solenoid B performance Automatic transaxle shift solenoid D stuck open or closed Park/Neutral switch input circuit fault Automatic transaxle shift solenoid A control circuit Automatic transaxle shift solenoid B control circuit Ignition system malfunction (#1 coil/igniter circuit fauJt) Ignition system malfunction (#2 coil/igniter circuit fault) Ignition system malfunction (#3 coil/igniter circuit fault) Ignition system malfunction (#4 coil/igniter circuit fault) Crankshaft position sensor or circuit fault \lVT sensor circuiffault 6-5 
6-6 Chapter 6 Em,issions and engine control systems Diagnostic Trouble Codes (continued) Trouble code Code identification P1349 WT system malfunction P1520 Brake light signal ,malfunction P1600 PCM battery supply malfunction P1656 OCV (oil control valve) circuit malfunction P1780 Park/Neutral position switch malfunction P2102 Throttle actuator control motor, circuit low (2005 a.nd later only) 'P2103 1hrottle actuator control motor, circuit-high (2005 and later only) P2111 Throttle actuator control motor, stuck open (2005 and later only) P2112 Throttle actuator control motor, stuck closed (2005 and later only) P2118 Throttle actuator control motor, performance range (2005 and later only) P2119 Throttle control system error (2005 and later only) P2120- P2123 Throttle pedal position sensor, 0 circuit (2005 and later only) P2125 - P2128 Throttle pedal position sensor, E circuit (2005' and later only) P2135 Throttle pedal position sensor, switch A/B voltage (2005 and late'r only) P2138 Throttle pedal position sensor, switch DIE voltage (2005 and later only) P2195 Oxygen sensor 1, stuck lean P2196 Oxygen sensor 1, stuck rich P2237 Oxygen sensor 1, open circuit P2238 Oxygen sensor 1, circuit current low P2239 Oxygen sensor 1 , circuit current high P2252 Oxygen sensor 1, reference ground low P2253 Oxygen sensor 1, reference ground high P2401 VAP leak detection pump circuit' low P2402 EVAP leak detection pump circuit high P2419 EVAP switching valve control circuit low P2420 EVAP switching valve control circuit high P261 0 PCM timer performance off P2716 Automatic transaxle, pressure control solenoid 0 P2769 Automatic transaxle, OSL solenoid circuit low P2770 Automatic transaxle, OSL solenoid circuit high P2AOO Oxygen sensor circuit slow response, sensor 1, bank 1 
Chapter 6 Emissions and engine control systems 67 " I ..;i f) , 3,.1 Typical PCM mounting location under the glove box (there are two push- fasteners securing the 'cover) 3 Powertrain Control Module (PCM) , - removal and installation Refer to illustration 3. 1 Warning: The models covered by this manual are equipped with Supplemental Restraint systems (SRS), more commonly known as airbags. Always disable the airbag system before working in the vicinity of a'nyairbag system componel)ts to avoid the possibility of accidental deployment of the airbag, which could cause personal injury (see Chapter 12). Caution: To avoid electrostatic discharge damage to the PCM, handle the PCM only by its case. Do not touch the electrical termi- nals during removal and installation. If avail... able, ground yourself to the vehicle with an anti-s,tatic ground strap, available at computer supply stores. 1 The PCM is located inside the passen- ger compartment under the glove box (see ill ustration). 2 Disconnect the cable from the negative battery terminal (see Chapter 1). 3. Remove the glove box (see Chapter 11). 4 Use 'a trim tool to pry up the two clips securing the plastic cover over the PCM. 5 Unplug the electrical connectors from 4.1 The TPS is mounted on the firewall- . side of the throttle body (2003 and 2004 models) the PCM. Caution: The ignition switch. must be turned OFF when pulling out or plugging in the electrical connectors to prevent damage to the PCM. 6 Remove the two mounting screws, accessing them from the glove box area. 7 Release the two claw-clips and carefully remove the PCM. Note: Avoid any static elec- tricity damage to the computer by grounding yourself to the body before touching the PCM and using a special anti-static pad to store the. PCM on once it is removed. ' 8 Installation is the reverse of removal. 4 Throttle Position Sensor (TPS) and throttle control motor - replacement Refer to illustration 4. 1 1 The Throttle Position Sensor (TPS) on 2003 and 2004 models is attached to the firewall side of the throttle body (see illustra- tion). Problems with the TPS and/or motor can cause intermittent bursts of fuel from the injectors and an unstable idle because the PCM thinks the throttle is moving. The PCM 5.3 The MAF sensor is located on the air intake housing (intake tube removed for clarity) - note the two mounting ; screws (A) and the electrical f!>-,' connector (8) is contantly comparing th driver'sinp from the accelerator pedal pbition sensor to the actu1 throttle position at the throttle body. A problem with the TPS circuits will set a diag- nostic trouble code (see Section 2). ' 2 To replace a defective TPS, discoDned the negative battery cable (see Chapter 1). 3 Disconnect the electrical connector at the TPS and remove the two mounting screws. 4 I nstallation is the reverse of removal. 5 On 2005 and later models, the thrott1e body is operated by an electric throttle control motor instead of a cable. One these models, the TPS is part of throttle motor assembly nd cannot be replaced separately. If there are problems with the throttle control motor or the TPS, the complete throttle body must be replaced (see Chapter 4). 5 Mass Airflow (MAF) sensor - replacement Refer to illustrations 5.3 1 The Mass Airflow (MAF) sensor is located on the air filter housing. The MAF system cir- cuit consists of a platihum hot wire, a thermis- tor and a control circuit inside a plastic hous- ing. The sensor uses a hot-wire sensing ele- ment to measure the molecular mass (weight) of air entering the engine. As the throttle opens, increasing volume of air passes over the hot wire, which cools the wire. The MAF sensor circuit is designed to maintain the hot wire at a constant preset temperature by con- trolling the current flow through the hot wire. So, as the wire cools, the PCM increases the flow of current through the hot wire in orde,r- to maintain the wire at a constant temperature. The output voltage signal of the MAF sensor varies in accordance with this current flow. This voltage signal is measured by the PCM, which converts this signal into a' digital wave- form, calculates the fuel injector pulse width (duration) and turns the injectors on and off accordingly. A problem in the MAF sensor circuit will set a diagnostic trouble code (see Section 2): 2 Make sure the ignition key is in the OFF position. 3 Disconnect the electrical connector from the MAF sensor (see illustration). 4 Remove the two sensor retaining screws and remove the MAF sensor and a-ring from the air filter housing. S Installation is the reverse of removal. Be sure to install a new a-ring between the MAF sensor and the filter housing. 6 Engine Coolant Temperature (ECT) .sensor - replacement Refer to illustration 6.4 Warning: Wait until the engine has cooled completely before beginning this procedure. 1 The engine coolant temperature (ECT) sensor is a thermistor (a resistor which var- 
6-8 Chapter 6 Emissions and engine control systems ; . !:',will'..,...."  " . , '" ':; 'x ' f;,;",. t: - "'f] ..,  .:.;w'::::«'"i'..... .....1-:.:...::..rffl.Jo;:<...;::f':..-.';..  ;. : ' I rA : :. ':::..0:"":' &i 6.4 Location of the Engine Coolant Temperature sensor 7.4 The Crankshaft Position sensor is mounted on the timing chain cover ies the value of its resistance in accordance with temperature changes). The change in the resistance values will directly affect. the volt- age signal from the sensor to the PCM. As the sensor temperature DECREASES, the resistance values will INCREASE. As the sen- sor temperature INCREASES, the resistance values will DECREASE. A problem in the ECT sensor circuit will set a diagnosic trouble code. 2 Make sure the ignition key is in the OFF position. 3 Drain approximately one gallon from the cooling system. 4 . Disconnect the electrical connector nd carefully unscrw the sensor (see illustra- tion). . 5 Wrap the threads of the new sensor with h Teflon sealing tape to prevent leakage and thread corrosion. 6 hlstallati"on is the reverse of removal. Caution: Handle the coolant sensor with care Damage to this sensor will affect the operation of the entire fuel injection system. 7 Crankshaft Position (CKP) sensor · replacement Refer to illustration 7.'4 1 The crankshaft. position sensor (CKP) determines the timing for the fuel injection and ignition on each cylinder. The crankshaft sensor is mounted on the timing chain cover next to the crankshaft pulley. A problem in the crankshaft sensor circuit will set a diagnostic trouble code (see Section 2). 2 Loosen the right front wheel lug nuts. Disconnect the cable from the negative bat- tery terminal (see Chapter 1). . 3 Raise the 'front of the vehicle and support it securely on jackstands. Remove the wheel and the inner fender shield (see Chapter 11). 4 Remove the two bolts (one secures the sensor, the other is close by and secures the :,harness) and. detach the sensor (see iIustra- ' tion). 5 At the upper part of the timing chain cover, disconnect the harness connector and remove the,hamess and sensor. 6 Installation is the reverse of removal. Be sure to use a new O-ring on the sensor, lightly coated with engine oil. 8 Camshaft Position (CMP) sensor - replacement Refer to illustrations 8. 1 1 The camshaft position sensor deter- mines the position of the cylinder fqr sequen- ,tiai fuel injection signals to each cylinder. The camshaft sensor is mounted on the cylinder head near the intake runner for cylinder no. 4 ' (see iliustration).,A problem in the camshaft sensor circuit will set a diagnostic trouble code (see Section 2). 2 Make sure the ignition key is in the OFF position. 3 Remove the engine cover (see Chap- ter 2A, Section 4). 4 Disconnect. the harness connector, remove the mounting bolt and remove the camshaft sensor from the cylinder head. 5 Installation is the reverse of the removal. Use a new O-ring, lightly coated with engine. oil. ' 9 Oxygen sensor and air/fuel sensor - general information and replacement General information Refer to illustrations 9.2a and 92b 1 All vehicles covered by this manual have On-Board Diagnostics II (OBD-II) engine management systems, which means that they have the ability to verify the accuracy of the basic feedback loop between the oxygen sensor and the PCM. They accomplish this by using an oxygen sensor or airlfuel sensor ahead of the catalytic converter and an oxy- gen sensor behind the catalytic converter. By sampling the exhaust gas before and after tha catalytic converter, the PCM can determine the efficiency of the converter, and can 'even predict when it will fail. 2 The primary (upstream) oygen,sensor (sensor 1) is located in the exhaust manifold and the seconda..y(downstream) oxygen sen- ""g,E,,9',-,-";;..;i;';7i,<":" 8.1 The camshaft position sesor mounts with one bolt to the cylinder head (connector ,ren:'lo'Ved for clarity) ! i - 
Chapter 6 Emissions and egine control systems r' ,p . j "l=_ sor (sensor 2) is located behind the catalytic converter (see illustrations). 3 Special care must be taken whenever a sensor is serviced. a) Oxygen sensors and air/fuel sensors have a permanently attached pigtail and electrical connector, which should not be removed from the sensor. Damage or removal of the pigtail or electrical con- nector can adversely affect operation of the sensor. b) Gre'ase, dirt and other contaminants should be kept away from the electrical connector and the louvered end of the senS9r. c) Do not use cleaning solvents of any kind on an oxygen sensor or air/fuel ratio sen- sor. d) Do not drop or roughly handle an oxygen sensor or air/fuel ratio sensor. e) The silicone boot must be installed in the correct position to prevent the boot from being melted and to allow the sensor to operate properly. Replacement Refer to illustration 9.6 Note: Because it is installed in the exhaust manifold or pipe, which contracts when cool, the oxygen sensor may be very difficult to loosen when the engine is cold. Rather than risk :damage tc) .the sensor (assuming you are planning to reuse it in another manifold or . . ",'  I 9.2a The upstream oxygen sensor (A) is located in the exhaust manifold, B is the sensor harness connector ; pipe), statt and run the engine for a minute or two, then shut it off. Be careful not to bum yourself during the following procedure. 4 If you're 'rep.lacing the downstream sensor, raise the vehicle and secure it on jackstands. Follow the oxygen sensor har- ness through the floor pan, then unplug the electrical connector insidethe vehicle.. 5 The upstream sensor can be replaced without raising the vehicle. Follow the har- ness from the sensor (mounted in the exhaust manifold) to the electrical connector, then unplug the connector. 6 Unscrew the sensor from the exhaust manifold or exhaust pipe (see illustration). Note: The best tool for removing an oxygen sensor is a special slotted socket,. especially if you're planning to reuse a sensor. If you don't have this tool, and you plan to reuse the sen- sor, be extremely careful when unscrewing the sensor. 7 Apply anti-seize compound to the threads of the sensor to facilitate future removal. The threads of new sensors should already be coated with this compound, but if youre planning to reuse an old sensor, recoat the threads. Install the sensor and tighten it securely. Caution: Do not get anti-seize com- pound on the sensor tip or it could be ruined. 8 Reconnect the electrical connector of the pigtail lead to the main wiring, harness. 9 Lower the vehicle (if it was raised), test drive the car and verify that no trouble codes have been set. 9.6 Use a slotted socket to remove the oxygen sensors 4" !Ii  ;I  9.2b Location of the downstream oxygen sensor 10 Knock sensor - replacement Refer to illustration 10.5 Warning: Wait for the engine to cool com- pletely before performing this procedure. 1 The knock control system is designed to reduce spark knock during periods of heavy detonation. This allows the engine to use opti- mal spark advance to improve, driveability. The knock sensor detects abnormal vibration in the engine and produces a voltage output that increases with the severity of the knock. The voltage signal is monitored by the PCM, which retards ignUion timing until the deto- nation ceases. The knock sensor is located on the backside of the engine block, directly . below the cylinder head (facing toward the rear of the engine compartmentf _ 2 Disconnect the cable from the negative terminal of the battery. . 3 Drain the cooling system (see Chap- ter 1). 4 Remove the intake manifold (see Chap- ter 2A). 5 Disconnect the electrical connector and remove the knock sensor (see illustration). 6 If you're going to reuse the old sensor, J, , n#f;fr 10.5 The knock sensor is screwed into the side of the block below the intake manifold 6-9 ri  I I     (,  I   j 
°6-10 Chapter 6 Emissions and engine control systems coat the threads with thread sealant. New sensors are pre:-coated with thread sealant; db not apply any additional' sealant or the operation of the sensor may be affected. 7 h1stall the knock sensor and tighten it securely. Don't overtighten the sensor or damage may occur. Plug in the electrical con- nector, refill the cooling system (see Chap- ter 1) and check for leaks. 11 Vehicle Speed Sensor (VSS) - replacement Refer to illustration 11. 1 ,1 The Vehicle Speed. Sensor (VSS) (see illustration) is located on top of the transaxle. This sensor is an electronic component that produces a pulsing voltage signal whenever the sensor shaft is rotated. These voltage pulses are monitored by the PCM, which uses this information to help control the fuel and ignition systems and transaxle shifting. 2 Disconnect the electrical connector from the VSS. . 3 Remove the VSS from the transaxle. 4 Replace the O-ring. 5 Installation is the reverse of removal. 12 P,.ositive Crankcase Ventilation (PCV) system Refer to illustration 12. 1 1 The Positive Crankcase Ventilation (PCV) system reduces hydrocarbon emis- sions by scavenging, crankcase vapors. It does this by circulating fresh air from the air cleaner through the crankcase, where it mixes with blow-by gases and is then rerouted through a PCV valve to the intake manifold (see illustration). 2 The main components of the PCV sys- tem are the PCV valve and the vacuum hose connecting the valve to the intake manifold. 3 To maintain idle quality, the PCV valve restricts the flow when the intake manifold vac- 11.1 The VSS is located on top of the transaxle (viewed here looking straight down on the transaxle in the engine compartment) 'uum is high. If abnormal operating conditions (such as piston ring problems) arise, the sys- tem is designed to allow excessive amounts of blow-by gases to flow back through the crankcase vent tube into the air cleaner to be consumed by normal combustion. 4 Checking and replacement of the PCV valve is covered in Chapter 1. 13 Evaporative emissions control (EVAP) system General description Refer to illustrations 13. 1 and 13.6 1 The fuel evaporative emissions control (EVAP) system absorbs fuel vapors and, dur- ing engine operation, releases them into the engine intake where they mix with the incom- ing air-fuel mixture. The charcoal .canister is mounted behind the fuel tank under the vehi- cle (see illustration). 2 When the engine is not operating, fuel vapors are transferred from the fuel tank, throttle body and intake manifold to the char- 13.1 The EVAP canister is located above the rear crossmember, near the fuel tank , 12.1 PCV valve location at the valve cover coal canister where they are stored. When the engine is running, the fuel vapors are purged from the canister by the purge control valve. The gasses are consume in the normal com- bustion process. The electronic purge control valve is directly controlled by the PCM. 3 The fuel filler cap is fitted with a two-way valve as a safety device. The valve vents fuel vapors to the atmosphere if the EVAP system fails. 4 The EVAP system also incorporates a vapor pressure sensor. This sensor detects abnormal vapor pressure in the system. The vapor pressure sensor is mounted in the fuel pump/sending unit assembly on top of the fuel tank. < 5 After the engine has been running nd warmed up to a pre-et temperature, the vacuum switching valve (VSV) opens. The vacuum switching valve (purge control valve) allows intake manifold vacuum to draw the fuel vapors from the canister to ' the intake manifold, where they are mixed with intake air before being burned with the air/fuel mixture inside the comDustion chambers. 6 The fuel tank vapor pressure sensor < monitors changes in. pressure inside the tank and, when the pressure exceeds a pre- set threshold, opens a vacuum switching valve (VSV) (see illustration),. which allows . - 1  13.6 Two EVAP system vacuum switching valves (purge valve shown) are mounted in the engine compartment' 
Chapter 6 Emissions and engine control systems 6-11 a purge port in the canister to admit fuel tank, vapors into 'the canister. These models have three VSV valves, two in the engine compart- ment and one on the charcoal canister. Also on 2005 and later models, there is a timer in the PM that operates the pump module to check for fuel vapor leakage five hours after the vehicle has been turned off. Replacement 7 Disconnect the cable from the negative battery terminal (see Chapter 1). 8 Raise the rear of the vehicle and support it securely on jackstands. 9 Unplug all electrical connectors and clearly label and disconnect the vent hoses to the charcoal canister, remove the bolts and separate the canister from the underside of the vehicle. 10 Installation is the reverse of removal. 14 . Catalytic converters Note: Because of a Federally mandated extended warranty which covers emissions- related components such as the catalytic con- verter, check .with  dealer service department before replacing the converter at your own expense. General description 1 The catalytic converter is an emission control device added to the exhaust system to redu.ce pollutants from the exhaust gas . stream. There are two types of converters. The conventional oxidation catalyst reduces the levels of hydrocarbon (HC) and carbon monoxide (CO). The three-way catalyst low- ..... 'z: 14.6 Remove the two spring-loaded bolts at the front of the catalytic converter ers the levels of oxides of nitrogen (NOx) as well as hydrocarbons (HC) and carbon mon- 'oxide (CO). These models are equipped only with three-way catalytic converters. Check 2 The test equipment for a catalytic con- . verter is expensive and highly sophisticated..lf you suspect that the converter on your vehicle is malfunctioning, take it to a dealer or autho- rized emissions inspection facility for diagno- sis and repair. 3 Whenever the vehicle is raised for ser- vicing of underbody components, check the converter for leaks, corrosion, dents and other damage. Check the welds/flange bolts that . attach the front and rear ends of the converter to the exhaust system. If damage is discov- ered, the converter should be replaced. 4 Although catalytic converters don't break too often, they can become plugged. The eas- iest way to check. for a restricted converter is to use a vacuum gauge to diagnose the effect of a blocked exhaust on intake vacuum. a) Connect a vacuum gauge to an intake manifold vacuum source (see Chap- ter 2B). b) Warm the engine to operating tempera- ture, place the transaxle in Park (auto- matic) or Neutral (manual) and apply the parking brake. c) Note and record the vacuum reading at idle. d) Quickly open the throttle to near full throttle and release it shut. Note arid record the vacuum reading. e) Perform the test three more times,- recording the reading after each test. t) If the reading after the fourth test is more than one in-Hg lower than the reading recorded at idle, the exhaust system mberemrictedemMconrt could be plugged or an exhaust pipe or muffler could be restricted). Replacement Refer to illustration 14.6 5 Be sure to spray the nuts on the exhaust flange studs before removing them from the front of the catalytic converter. 6 Remove the nuts and separate the cat- alytic converter from the exhaust manifold (see illustration). The rear of the converter is welded to the exhaust pipe and must be cut off for replacement. A new converter must- be welded in. 7 Installation \ is the reverse of removal. Install new gaskets where required. 
6-12 Chapter 6 ' Emissions and engine control sysems , " Notes 
,7A-1 ClJapter 7 Part A Manual transaxle Contents Section Back-up light switch - check and replacement ............................... 4 Engine mounts - check and replacement ...................... See Chapter 2A General information................... ....... ...... .............. ..... .......... ... ........ 1 Manual transaxle lubricant change.................................. See Chapter 1 Manual transaxle lubricant level check............................ See Chapter 1 Section Manual transaxle overhaul - general information ........................... 6 Manual transa>de - removal and installation ..................................... 5 Shift and select cables - replacement.......................... ......... .......... 2 Shift lever - removal and installation.............................................. 3 Specifications Torque specifications Ft-Ibs (unless otherwise indicated) - Note: 'One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values below approximately 15 ft-Ibs are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. Back-up light switch... ............ ..... ........... ... ... ...... .... ..... ................ ...... ... .... 30 Drain and filler plugs......... ..................................... ..................... ...... ... ..... . 29 Exhau'st manifold brace ....... ....................... .................. .............. .... .... .... 31 Floor pan brace nuts.............. ............ ................. ..1.... ............................ .... 22 ShJft lever mounting bolts.u ......................... ...... ..... ............ ........ ..... .... ... 108 in-Ibs Subframe crossmember (see illustration 5.22) Bolt A ......... ...... .......................... ............. .............. ........... ......... ...... .... 116 Bolt B ................ .'. .......... ............ .... .... ..... ............... ............ ..... ........... 83 Bolts/nuts C .... ... ... ... ...... ................ ... .......... e.. .................... ..... ........... 38 Balljoii1t bolts/nuts D...... .... .......................................... ..... ...... ..... ....... 66 Transaxle-to-engine bolts (see illustration 5.24) Bolt A................. ......... .................. ............. ........... ... ......... ................ 47 Bolt B......... .......... ..... ................ ...,;... ........................ ..... ................ .... 35 Bolt C ... ............. .................. .... ..... ... ....... ............ ............ ........ ........... 17 1 General information The manual transaxle is a compact, two- piece, lightweight aluminum aUoy housing containing both the transmission and differen- tial assemblies. Because of the complexity, unavailability of replacement parts and special tools, neces... sary, internal repair procedures for the manual transaxle are not recommended for the home mechan'ic. The bulk of information in this Chapter is devoted to removal and installation procedures. 2 Shift and select cables - replacement The v.ehicles covered by this manual are equipped with either a 5-speed manual or a 4...speed automatic transaxle. The 5-speed manual transaxle used in these models is . named the C59. Information on the manual transaxle is included in this Part of Chap- ",-ter 7. Service procedures for the automatic transaxle are contained in Chapter 7, Part B. 1 Disconnect the cable from the negative terminal of the battery. 2 Remove the center floor console (see Chapter 11). 3 .Remove the. large clips and disconnect the cable ends at the shifter mechanism. 4 Pull back the carpeting and remoVe the. 
7A-2 Chapter 7 Part A' Manual transaxle ,£' -.(,: -"&i 4.1 The backup light switch is threaded into the top of the transaxle case three bolts securing the airbag ECU to the floor and set the ECU aside. 5 Remove the plastic shield at the lower- left of the heating/air conditioning unit. Remove the nuts ,securing the shift cable plate and grommet to the floor. 6 Remove the large clips that secure the cable ends to the transaxle, then separate the cables from the cable bracket on the transaxle. 7 Under the vehicle, remove the two nuts securing the cable bracket to the floor, then pull the cables/grommet through the floor and out. 8 I nstallation is the reverse of the removal procedure. 3 Shift lever - removal and installation 1 Remove the center console (see Chap- ter 11). 2 Remove the shift and select cable retain- ers and disconnect both cables from the shift lever (see Section 2). 3 Remove the retaining bolts and detach the shift lever assembly from the floor. 4 Installation is the reverse of removal. 4 Back-up light switch - check\ and replacement . Refer to illustration 4. 1 1 The backup light switch is mounted on the transaxle (see illustration). With the igni- tion key in te On position, place the shift lever in Reverse. The back-up lights should come on. , a) If the lights don't come on, check the ignition switch, the GAUGE fuse, the bulbs and the wire hamss (see Chap- , ter 12). "",'," ,.',,} 5.15 Support the engine with an engine support fixtur (these are available at most tool rental yards and some auto parts stores) b) If the lights remain on all the time, even when the shift lever is not in REVERSE, the . switch is m,ost likely defective. c) If only one light comes on, but not the other, check the bulb for that light and check the harness. 2 To check the operation of the back-up , light switch itself, disconnect the electrical connector and unscrew the switch from the top 01 the transaxle, then use an ohmmeter to verify that there's continuity when the plunger is depressed, and no continuity when the plunger is released. 3 If the switch dosn't operate as de- scribed, replace it. Disconnect the electrical connector from the switch and unscrew it from the case. 4 Test the new switch before installation by depressing the plunger with an ohmmeter connected across the switch terminals. There should be continuity only when the plunger is depressed. 5 Install the new switch and tighten it securelY. I 5 Manual transaxle - removal and installation Removal Refer to illustrations 5. 15, 5.22 and 5.25 1 Place protective covers on the fenders and cowl and remove the hood (see Chap- ter 11). 2 Relieve the fuel system 'pressure (see Chapter 4). 3 Disconnect the negative cable from the battery and drain the transaxle lubricant (see Chapter 1 ). 4 If the vehicle is equipped with cruise control, unplug the electrical connector for the actuator and remove the actuator (see Chap- ter 12). 5 Remove the battery and the battery tray (see Chapter 5). 6 Remove the air intake duct and the air cleaner housing (see Chapter 4). 7 Release the residual fuel pressure in the tank 'by removing the gas cap, then discon- nect the fuel lines connecting the engine to the chassis (see Chapter 4). Plug or cap all open fittings. 8 Remove' the starter (see Chapter 5). 9 Disconnect the ground cable from the transaxle. 10 Disconnect the clutcn release cylinder mounting bolts from the transaxle but do NOT disconnect the hydraulic line. Remove the two mounting bolts 'from the clutch line bracket. 11 Clearly label, then disconnect all vacuum lines, coolant and emissions hoses, wiring harness connectors (VSS and back-up light switch) and ground straps. 12 Masking'tape and/or a touc..up paint applicator work well 'for .marking items. Take instant photos or sketch the locations of com:" ponents and brackets. 13 Disconnect the shift and select cables (see Section 2). 14 Remove the exhaust manifold brace. 15 Loosen but do NOT remove the front wheel lug nuts. Also loosen the driveaxle/hub nuts (see Chapter 8). Raise the vehicle and support it securely on jackstands. Secure the engine using an engine support fixture that is installed above the engine compartment (see illustration). If an engine support fixture is not available, install an engine lift and a lifting chain assembly. This will keep the engine sta- ble during the transaxle removal procedure. Remove the front wheels. 16 Detach ,the exhaust pipe from the mani- fold and, separate the front exhaust pipe from the underside of the vehicle (see Chap- ter 4). Remove the, floorpan brace to allow the exhaust to drop out of the way. 17 Remove the splash shields. 18 Remove the driveaxles (see Chapter 8). 19 Disconnect the two power steering fluid lines from the steering gear. Also detach the tie-rod ends from the steering knuckles (see Chapter 10).' 
Chapter 7 Part A Manual transaxle 7A-3 ....«.- ....' , / , '", ."",1 . :(' ,., \ '\ /. .   , '" 1 ( . . , " ',',,' '" ,' 1, ,' , ., , " 5.22 Remove the front suspension subframe bolts (with an overhead support for the engine and a floorjack under the transaxle) - refer to the letter designations for torque specs when installing fasteners for the subframe (A and B), engine mount crossmember (C) and the lower control ar!11 balljoint bolts (D) 20 Disconnect the stabilizer bar from the links (see Chapter 10). 21 Rmove the mounting bolts from the engine/transaxle mounts to the subframe. Refer to Chapter 2A for engine and transaxle mount replacement procedures. 22 Remove the subframe mounting bolts from the chassis, using a floor jack to lower the subframe (see illustration). Be sure to note exactly the size and location of each nut- and bolt to insure correct reassembly. Note: The transaxle should be supported by a floor jack immediately after the subframe is removed from the vehicle. The transaxle will tilt slightly but should remain steady if the engine is properly secured with the engine support fixture. 23 Support the transaxle with a floor jack, preferably a floor jack w,ith a transmission , adapter head. Safety chains will help steady the transaxle ,on the jack. 24 Remove the transaxle-to-engine bolts (see illustration). 25 Recheck to be sure nothing is connecting . the engine to the vehicle or to the transaxle. ' , Disconnect and label anything still remaining. c: Front of vehicle 5.24 Refer to these letter designations for torque specs on the transaxle-to- engine bolts j 92038-1a..$.25 HAYNES' 26 Slowly lower the transaxle assembly out of the vehicle: Keep the transaxle level as you're separating it from the engine to prevent damage to the input shaft. It may be neces- sary to pry the mounts away from the frame brackets. Caution: Do not depress the clutch pedal while the transaxle is removed from the vehicle. Warning: Do not place any part of your body under the transaxle as it's being removed. 27 Move the transaxle assembly away from the vehicle and carefully place the transaxle assembly on the floor onto wood blocks. Leave enough room for a floor jack under- neath the transaxle. 28 The clutch components can now be 
7A-4 C.hapter'7 Part A Manual transxle inspected (see Chapter 8). In most cases, new clutch components should be routinely installed whenever the transaxle is removed. . 29 Check the engine and transaxle mounts and the transaxleshock absorber. If any of these components are worn or damaged, replace them. ' Installation 30 If removed, install the clutch components (see Chapter 8). Apply a thin film of high tem- perature grease to the input shaft splines and the surface of the input shaft bearing retainer. 31 With the transaxle, secured to the jack as on removal, raise it into position and then carefully slide it forward, engaging the input shaft with the clutch splines'. Do not use excessive force to install the transaxle - if the input shaft does not slide into place, readjust the angle of the transaxle so it is level and! or turn the input shaft so the splines engage 'properly with the cluth. Caution: Do NOT use transaxle-to-engine bolts to force the engine and transaxle into. alignme(lt. Doing so could crack or damage major components: If you experience difficulties 1 have an assls- tant help you line up the dowel pins on the block with the 'fransaxle. Some wiggling :of the engine and/or thf3. transaxle will probably be necessary to secure proper alignment of the two. 32 InstalJ the rnsaxle-to-engine bolts and the engine-to-trasaxle bolt. :Jighten the bolts to the torque' listed in this Chapter's Specifica- tions (see illustration 5.24). \ 33 Insta!1 the right engine mount, the front engine mount, the left transaxle mount and the rer engine mount Tighten all mounting bolts and nuts securely. 34 Reinstall the remaining components in the reverse order of removal. When installing the subframe, use a rod of the same diam- eter as the four subframe to-chassis bolts to align each side until that side's bolts can be inserted one at a time. Do not tighten any of the bolts until all have been installed finger tight, then. tighten to the Specifications in this Chapter. 35 Remove the jack and support fixture and 10wer the vehicle. Tighten the wheel lug nuts to the torque listed in the Chapter 1 Specifi- cations. Tighten the Qriveaxle/hub nuts to the torque listed in the Chapter 8 Specifications. 36 Refill the transaxle with the, proper lubri- cant (see Chapter 1). , 37 Road test the vehicle to check for proper transaxle operation and check for leakage. 6 Manual transaxle overhaul '. general informatio.n 1 Overhauling a manual transaxle is a dif- ficult job for the do-it-yourselfer. It involves the disassembly and reassembly of many small parts. Numerous clearances must be pre- cisely measured and, if necessary, changed with select4it .spacers and: snap-rings. A.s a ' result, if transaxle problems aise, it can be removed and installed by a' competent do- it-yourselfer, but overhaul should be, left to, a transmission repair shop. Rebuilt transaxles may be available - checK with your dealer parts department and auto parts stores. At any rate, the time and money involved in an overhaul is almost sure to exceed the cost of a rebuilt unit. 2 Nevertheless, irs not impossible for an inexperienced mechanic to rebuild a transaxle if the special tools are available and the job is done in a deliberate step-by-step manner so nothing is overlooked. 3 The tools necessary for an overhaul include internal and external snap-ring pli- ers,  bearing puller, a slide hammer,' a set of pin punches, a dial indicator and possibly a hydraulic press. In addition, a large, sturdy workbench and a vise or transaxle' stand will be requird. 4 'During disassembly of the transaxle, make careful notes of how each component was removed, where it fits in relation to other components and what hoids it in place. Noting how they are installed when you remove the components will make it much easier to get the transaxfe back together correctly. 5 Bfore taking the transaxle apart for repair, it will help if you have some idea what area of the transaxle is malfunctioning. Cer- tain problems can be closely tied to specific areas in the transaxle, which can make com- ponent examination ',and (eplacement easier. Refer to the Troubleshooting section at the front of this manual for information regarding' possible sources of trouble. ', 
Chapter 7 Part B Automatic tra'nsaxle 78-1 Contents Section Automatic transaxle fluid change ...................................'. See Chapter 1 Automat!c transaxle fluid level check .............................. See Chapter 1 Automatlc'transaxle _0 emoval and installation ......'........................ 7 CHECK ENGINE lighfon ...........:.................................... See Chapter 6 Diagnosis - general ............ ...... ... .,............ ....... ......................... .'..... 2 Electronic control system ..... ...... ... .... ............ ...... .... ......... ............ 8 Engine mounts -check and replacement ..................... See Chapter 2A , ' .. ..General information..... ................. .... ...... ....................................... 1 Oil seal replacement...................... ... ...... .......................... ............. 6 Shift cable - adjustmnt and replacement ..................................:.. 3 Shift lock system - description and component replacement ........ 5 Trans":lission range sensor - replacement and adjustment ............ ......... .......... ..... .... ................ ....... .... ... .... 4 Specifications Torque speci'fications Drain plug...... ......... ............................. .......... .......... ................ ..... ....... ... o Subframe crossmember ................... ....... ......... ............ .... ... .......... .... ..... Transaxle-to-engine bolts (see illutration 7.21 ) B I ' . a t A ....................... .,......................... ................ ... ....... ......... ..... ......... B . ........ .'.......... .... s....."".... II"........."........" ..."""".. ...."". .......... .'..... .........." Bolt C . ... ... . ..... . ........... .:.. . . ... . .... ... .. ... ................ ............ .... .... ........ ..... Torq.ue converter to driveplate bolts ........................................................ 1 General information On the covered vehicles, the automatic . transaxle used s the A245E, an electronically- controlled four-speed trqnsaxle with over- drive. Information on the automatic transaxle is included in this Part of Chapter 7. Service procedures for the manual transaxle are con- tained in Chapter 7, Part A. . Due to the complexity of the automatic' transaxles covered in this manual and to the specializd equipment necessary to perform' most service operations, this Chapter con- tains only hose prQcedures related to general diagnosis, routine maintenance, adjustment and removal and installation. If the transaxle requires major repair work, it should be left to a dealer service- department or an automotive or transmission shop. You can, howev.er, remove and install the transaxle yourself and sav:e the expense, even if a transmission shop does the repair work (but be sure a proper diagnosis has -- been made before removing the transaxle). Ft-Ibs See Chapter 1 See Chapter 7 A 47 34 17 20 2 Diagnosis - general Automatic transaxle malfunctions may be caused by five general conditions: a) poor engine performance b) improper adjustments c) hydraulic malfunctions d) mechanical malfunctions e) malfunctions in the computer or its signal network Diagnosis of these problems should always begin with a check of the easily repaired items: fluid level and condition (see Chapter 1) and shift cable adjustment. Next, perform a road test to determine if the prob- lem has been corrected or if more diagnosis is necessary. If the problem persists after the preliminary tests and corrections are com- pleted, additional diagnosis should be done by a dealer service department or transmis- sion shop. Refer to the Troubleshooting sec- tion ,at the front of this manual for information on symptoms of transaxle problems. Preliminary checks 1 Drive the vehicle to warm the transaxle to normal operating temperature. 2 Check the fluid level as described in Chapter 1: a) If the fluid level is unusually low, add enough fluid to bring the level within the designated area of the dipstick, then check .for external leaks (see below). b) If the fluid level is abnormally high, drain' off the excess, then check the drained fluid for contamInation by coolant. ,The' presence of engine coolant in the auto- matic transaxle fluid indicates that a fail- ure has' occurred in the internal radiator walls that separate the coolant from the transaxle fluid (see Chapter 3). c) If the fluid is foaming, drain it and refill the transaxle, then check for coolant in the fluid, or a high fluid level. 3 Check the engine idle speed. Note: If the engine i malfunctioning, do not proceed with the preliminary checks until it has been repaired and runs normally. . 
78-2 Chapter 7 Part B Automatic transaxle At :': I . .:;\;.;. ":tw 1 '; 1;:.':1 -' II'  "  "' I '3.3 Before adjusting the shift cable, loosen the nut (A) that connects the shift cable to the manual lever on the transaxle - B is the clip securing the cable to the bracket on the transaxle 3.4 To adjust the shift cable, push the manual' lever aU the'way DOWN, return it two clicks to the Neutral position, place the shift lever inside the vehicle 'at the Neutral position and tighten the swivel nut 4 Inspect the shift cable (see Section 3). Make sure that it's properly adjusted and that it operates smoothly. Fluid leak diagnosis 5 Most fluid leaks are easy to locate visu- ally. Repair usually consists of replacing a seal or gasket. If a leak is difficult to find, the following procedure may help. 6 Identify the fluid. Make sure it's trans- mission fluid and not engine oil or brake fluid (automatic transrTlission fluid is a deep red color). 7 . Try to pinpoint the source of the leak. Drive the vehicle several miles, then park it over a large sheet of cardboard. After a min- ute or two, you should be able to locate the leak by determining the source of the fluid dripping onto the cardboard. 8 Make a careful visual inspection of the suspected component and the area immedi- ately arund it. Pay particular attention to gas- ket mating surfaces. A mirror is often helpful for finding leaks in areas that are hard to see. 9 If the leak still cannot be found, clean the suspected area thoroughly with a degreaser or solvent, then dry it. 10 Drive the vehicle for several miles at normal operating temperature and varying speeds. After driving the vehicle, visually inspect the suspected component again. 11 O.nce the leak has been located, the cause must be determined before it can be, properly repaired. If a gasket is replaced but the sealing flange is bent J the new gasket will not stop the leak.. The bent flange must be straightened. 12 Before attempting to repair a leak, check to make sure that the following conditions are corrected or they may cause another leak. Note: Some of the following conditions cannot be fixed without highly specialized tools and expertise. Such problems must be referred to a transmission shop or a dealer service ,rdepartment. Gasket leaks 13 Check the pan periodically. Make sure the bolts are tight, no bolts are missing, the gasket is in good condition and the pan is flat . (dents in the pan may indicate damage to the valve body inside). 14 If the pan gasket is leaking, the fluid level or the fluid pressure may be too high, the vent may be plugged, the pan bolts may be too tight, the pan sealing flange may be warped, the sealing surface of the transaxle housing may be damaged, the gasket may be dam- aged or the transaxte casting may be cracked or porous. If sealant instead of gasket mate- rial has been used to form a seal between the pa'n and the transaxle housing, it may be the wrong sealant. Seal leaks 15 If a transaxle seal is leaking, the fluid level or pressure may be too high, the vent may be plugged, the seal bore may be dam- aged, the seal itself may be damaged or' improperly fitted, the surface of the shaft pro- truding through the seal may be damaged c;>'r a loose bearing may be causing excessive shaft movement. 16 Make sure the dipstick tube seal ,is in good condition and the tube is properly seated. Periodically check the ara around the vehicle speed sensor for leakage. If fluid is evident, check the O-ring for damage. Case leaks 17 If the case itself appears to be leak- ing, the Casting is porous and will have to be repaired or replaced. ' 18 . Make sure the oil cooler hose fittings are tight and in good condition. Fluid comes out vent pipe or fill tube 19 If this condition occurs, the transaxle is overfilled, there is coolant in the fluid, the case , is porous, the dipstick is incorrect, the vent is plugged or tre drain-back holes are plugged. 3 Shift cable - adjustment and replacement Adjustment Refer to illustrations 3.3 and 3.4 1 When the shift lever inside the vehicle is moved from the Neutral position to other posi- tions, it should move smoothly and acciJrately to each position and the shift indicator should indicate the correct gear position. 2 If the indicator isn't aligned with the cor- rect position, adjust the shift cabl.e as follows: 3 Loosen the nut on the manual shift lever at the transaxle (see illustration). 4 Move the manual lever down into Park (counterclockwise), then return it (clockwise) two r:-totches to the Neutral position (see illus- tration). 5 Move the shift lever inside the vehicle to the Neutral position. 6 While holding the lever with a slight force toward the REVERSE position, tighten the swivel nut securely. . 7 " Check the operation of the transaxle in each shift lever position (try to start the engine in each gear - the starter should operate in the Park nd Neutral positions only). Replacement Refer to illustrations 3. 11, 3. 12 and 3.13 8 Disconnect the negative battery cable. Warning: The models covered by this manual are equipped with Supplemental Restraint systems (SRS), more commonly known as airbags. Always disable the airbag system before working in the vicinity of the impact sensors, steering column or instrument panel to avoid the possibility of accidental deploy- ment of the airbag, which could cause per- sonal injury (see Chapter 1.2). 9 Disconnect the cable from the manual lever and remove the 'Iarge C-clip cable retainer from the bracket above the manual lever (see illustration 3.3). 
Chapter 7 Part B Automatic transaxle 78-3 ....... 't.y. M... 3.11 Remove the three bolts at the airbag ECU (two are shown here)- and set the unit aside - the shift cable is under the ECU 10 Refer to Chapter 11 and remove the floor cOnsole, then pull back the carpeting at the front of the floor tunnel. 11 Remove the three bolts securing the airbag ,ECU to the floor and set it aside (see illustration). 12 Remove the bolts from the cable-hous- ing retiner on the floor inside the vehicle (see illustration). 13 Pry off the cable ends from the shift . housing and disconnect the cable eye from the shifter (see illustration). 14 Pull the cable and grommet through the floor pan. 15, Installtion is the reverse of removal. 16 Bf3. sure to adjust the cable when you're done. 4 Transmission range sensor - replacement and adjustment 1 The transmission range sensor incorpo- rates the Park/Neutral function as well as the back-up light switch 'and inputs transmission gear position information to the PCM. - The Park/Neutral function of the switch prevents the engine from starting in-any gear other than 4.4 Remove the manual shift lever 'retaining nut (A), disconnect the electrical connector (B), and remove the mounting bolts (C) 3.12 To detach the cable boot seal from the floor under the heater housing, remove Jhe'mounting bolts 3.13 To detach the shift cables from the shift lever assembly, twist the flange (A) to release its clips, then remove the clips and pry the cable eye (B) from the shifter arm Park or Neutral. If the engine starts with the shift lever in any position other than Park or Neutral, adjust the switch. The transmission position switch is also an information sensor for the Electronic Controlled Transaxle (ECT) Powertrain Control Module (PCM). When the shift lever is placed in position, the Park/Neu- tral position switch sends a voltage signal to the PCM. 4 Remove the manual lever retaining nut and its lock plate (see illustration). Note: If' equipped, bend the tabs flat on the lock plate before removing it. 5 Disconnect the electrical connector from the switch. 6 Remove the retaining bolts and the switch (see illustration 4.4). 7 I nstallation is the reverse of removal. Be sure to adjust the switch. Replaement Refer to illustration 4.4 2 Raise the front of the vehicle and place it securely on jackstands. 3 Disconnect the electrical connector. . :i?;:r :*t'r'" . ..... . .'...;../' Adjustment Refer to illustration 4.8 8 Loosen the switch retaining bolts and rotate the switch until the flat on the shaft and .'...r Q, , 4.8 Detach the manual lever then loosen the switch retaining bolts (A) - the flat on the shaft (B) and the pointer (C) should align with the Neutral line on the switch (D) when installing the switch l':" ,,-;.. l::'!: : , "" B ''''.........''.-'K ...:t .::::::: -;':-:'}. : -". """-' ," .::. "...: ,,,,,nO.' ..' ,,' . ' ,', - /p:.-; :.....:.".,:-". >l o if 
78-4 Chapter 7 p'art B Automatic transax,le :....;;r " A , .. }'  '.:....  . ':':; the neutral basic line on the switch are aligned (see illustration). Hold the switch in this posi-' tion and tighten the bolts. Note: The pointer on the sheet metal lock plate will indicate the alignment of the flat on the shaft with the Neu- tra/line on the body of the, switch. 9 Refer to Section 3 for the cable adjus,t- ment procedure. 5 Shift lock system - description and component replacement Description 1 . The shift lock system prevents the shift lever from being shifted out of Park until the brake pedal is applied. The system consists of the brake light switch, a key interlock cable, a shift lock override button, a shift lock solenoid, and a shift lock control computer. Component replacement Refer to illustrations 5.3, 5.4 and 5.5 2 Remove the center console (see Chap- ter 11). "1"" i " , ,... , ' , " , ' , :... f' f' 5.5 Shift lock system computer location iI' :* 5.3 Disconnect the shift lock cable at the shifter , end - squeeze the clip (A), then pry the cable eye' off the stud (B) 3 To diconnect the cable, push in' the locking tab and separate the cable end' (see illustration). 4 Refer to Chapter 11 and remove the steering column covers. Where the cable mounts at the steering column, disconnect the clip and detach the cable from the lock cylin- der housing (see illustration). Note: When- ever this end of the cable is connected or dis- connected, the ignition switch must be in the ACC position. 5 The shift lock control computer is located , at the bottom of the shift lever base on the right side (see illustration). Disconnect the electrical connector and unclip the shift-lock computer from the shifter assembly. 6 Oil seal replacement 1. Fluid leaks frequently occur due to wear of the driveaxle oil seals and/or the speedom- eter driv ger oil seal and O-rings. Replace- ment of these seals is relatively easy, since the repairs can usually be performed without removing the transaxle from the vehicle. ....:i .. ... * . """.ili .wi; 5.4 Use a screwdriver to release the clip securing the cable at the top of the ignition lock cylinder housing on the steering column Driveaxle seals Refer to illustrations 6.4 and 6.6 2 The driveaxle oil seals are located in either sides of the transaxle, where the driveaxl shaft is splined into the differential. If leakage at th,e seal is suspected, raise the vehicle and support it securely on jackstands. If the eal is leaking, fluid will be found on the side of the transaxle. '- 3 Remove the driveaxle assembly (see Chapter 8). 4 Using a screwdriver or prybar, carefully pry the oil seal out of the transaxle bore (see illustration). . 5 If the oil seal cannot be removed with a screwdriver or prybar, a special oil seal removal tool (available at auto parts tores) will be required. 6 Using a seal driver (preferabiy) or a large' deep socket as'a drift, install the new oil seal. Drive it into the bore squarely and make sure that it is completely seated (see illustration). Lubriate the lip of the new seal with multi- purpose grease. 6.4 Carefully pry out the old driveaxle seal with a pry bar, screwdriver or a special seal removal tool; make sure you don't gouge or nick the surface of the seal bore 
Chapter 7 Part B Automatic.transaxle 78-5 7 Install the drlveaxle assembly (see Chap- ter 8). Be careful not to damage the lip of the new seal. Speed sensor Refer to illustration 6. 10 8. . The vehicle speed sensor is located on the case of the transaxle. Look for lubricant around the sensor housing to determine if an O-rng is leaking. 9 Disconnect the electrical connector from the vehicle or transmission speed sensor and remove it from the transaxle (see Chapter 6 for VSS location). 10 Remove the O-ring (see illustration). 11 Install a new O-ring and reinstall the vehicle speed sensor. Tighten the hold-down bolt securely. 7 Automatic transaxle  removal and installation Removal Refer to illustrations. 7. 12, 7.20 and 7.21 1 Place protective covers on the fenders and cowl and remove the hood (see Chap- ter 11 ). 2 Relieve the fuel system pressure (see Chapter 4), and drain the transaxle fluid (see Chapter 1). 3 Disconnect .the negative cable from the battery. 4 Remove the battery and the battery tray" (see Chapter 5). 5 Remove the air filter housing (see Chap- ter 4). 6 Remove the starter (see Chapter 5). 7 Remove the fluid cooler hoses from the rigid lines at the transaxle. Be sure to posi- tion a pan below the line connections to catch , any residual fluid. From the fluid, cooler lines, remove the bolts and bracket securing the transmission fluid filler pipe to the cooler lines, then pull the filler tube from the transmission case. 8 Disconnect the transmission range sen.., sor electrical connector (see Section 4). 6.6 Drive in the new driveaxle seal with Ii large socket or a special seal installer 9 Disconnect the vehicle speed sensor (VSS) electrical connector. 10 Clearly label, then disconnect all vacuum . lines, hoses, wiring harness connectors and ground straps. Masking tape and/or a touch- up paint applicator works well for marking items. Take instant photos or sketch the loca- tions of components and brackets. 11 Disconnect the shift cable (see Sec- tion 3) fr9m the transaxle. 1'2 Loosen but do NOT remove the front wheel lug nuts. Also loosen the driveaxle/hub nuts (see Chapter 8). Secure the engine using an engine support fixture that is installed above the engine compartment (see illustra- tion). If an engine support fixture is not avail- able, install an engine lift and a lifting chain assembly. This will keep the engine stable during the transaxle removal procedure. Raise the vehicle and support it securely on jackstands, then remove the front wheels. Warning: Be sure the engine/transaxle is securely supported by the support fixture or hoist. If it is not securely supported, it could fall during the removal procedure, causing injury or death. 13 Detach the exhaust pipe from the mani- fold (se Chapter 4). Remove the floor pan brace under the car and drop the exhaust sys- tem out of the way. 6.10 Remove the O-ring from the speed sensor 14 Remove the under-vehicle splash shields. 15 Disconnect the two power steering fluid lines from the steering gear. Also separate the tie-rod .ends from the steering knuckles (see Chap-ter 10). 16 Disconnect the stabilizer bar from the links (see Chapter 10). Remove the stabilizer bar bracket bolts (see Chapter 10). 17 Remove the mounting bolts from the  engine/transaxle mounts to the subframe. Refer to Chapter 2A for engine and transaxle mount replacement procedures. 18 Remove the subframe mounting bolts from the chassis, .using a floor jack to lower he subframe (see illustration 5.22 in Chap ter 7, Part A). Be sure. to note exactly the size and location of each nut and bolt to insure correct reassemly. Note: The transaxle should be supported by a floor jack imme- diately after the subframe is removed trom .the vehicle. The transaxle will tilt slightly but should remain steady if'the engine is properly secured with the engine compartment brace. 19 Support the transaxle with an approved transaxle jack and safety chains.' Floor" jacks are often not stable enough to support and lower the transaxle from the vehicle. . 7,.12 Support the engine with an engine support fixture (these are available at most tool rental yards and some auto parts stores) 
78-6 Chapter 7 Part B Automatic transaxle c: Front of vehicle 19203'7a..fi.u HAYNES I 7.20 Remove the torque converter-to-driveplate bolts - rotate the engine by hand to gain access to successive bolts - also seen clearly here are the lower transaxle-to-engine bolts 7.21 Transaxle-to-engine mounting bolts 30 Rel1love the jack and support fixture and ' , lower the vehicle. Tighten th wheel nuts to the torque listed in the Chapter 1 Specifica- tions. 31 Add t.he specified amount of new transaxle fluid (see Chapter 1). 32 Connect-the negative battery cable. Road " test the vehicle to check for proper transrnis- sion operation and check for leakage. 33 Recheck the fluid level. Note: Since this an electronicallycontrolled transaxle, the manufacturer recommends that when a transaxle has been replaced, you Should take the vehicle to a dealer or other service facility with a scan tool to perform a llreset memory" procec;lure for optimum transmission perfor- mance. the bolt holes in the converter with the bolt holes in the driveplate. Install the converter- to-driveplate bolts, starting with the green bolt. Note: Install all of the bolts before' tightening any of them. Do not use excessive force to install the transaxle - if something binds and the transaxle won't mate with the engine, alter the angle of the transaxle slightly until it- does mate. 27 Install the transaxle-to-engine bolts. Tighten the bolts to the torque listed in this Chapter's Specifications (see illustra,. tion 7.22). Caution: Do NOT use transaxle.,. to-engine bolts to force the engine and transaxle into alignment. Doing so could crack or damage major components. If you experi- ence difficulties, have an assistant help you line up the dowel pins on the block with the transaxle. Some wiggling of the engine and/ or the transaxle will probably be necessary to secure proper alignment of the two. 28 Install tf1e right engine mount, the front engine mount, the left transaxle mount and the rear engine mount. Tighten all mounting bolts and nuts securely. 29 Reinstall the remaining components in the reverse order of removal. When installing the subframe, use a rod of the same diam- eter as the four subframe-to-chassis bolts to align each side until that side's bolts can be inserted and started. Do not'tighten any of the four bolts until all have been installed finger tight, then tighten to the Specifications in this Chapter (see illustration 5.22 in Chapter 7, Part A). 20 Remove the access cover in the bell housing and rotate the engine until all of the six converter-to-driveplate bolts can be removed (see illustration). Have an assis- tant keep the engine from turning by using a socket and breaker bar on the crankshaft pul- ley bolt. , 21 Remove tne transaxle-to-engine bolts (see illustration). 22 Reche.ck to be sure nothing is connecting the engine to the vehicle or to the transaxle. Disconnect and label anything still remaining. 23 Slowly lower the transaxte assembly out of the vehicle. Keep the transaxle level as you're separating it from the engine to prevent damage to the input shaft. Caution: Do not allow the transaxle to tilt forward very much (toward the engine) or the converter may slide out. Warning: Do not place any part of your body under the transaxle assembly when it's being removed. 24 Check the engine and transaxle mounts and the transaxle shoC;;k absorber. If any of these components are worn or damaged, replace them. 8 Electronic control system Trouble codes 1 The electronic control system for the transaxle has some self-diagnostic capabili- ties. If certain kinds of system malfunctions occur, the PCM stores the appropriate diag- nostic trouble code in its memory and the CHECK ENGINE indicator light illuminates to inform the driver. The diagnostic trouble code can only be extracted from the PCM using a scan tool that can be linked to the On Board Diagnostic (OBD II) computer via the 16-pin diagnostic link. Codes are listed below for reference (refer to Chapter 6 for additional information). , Installation 25 If removed, install the torque converter on he transaxle 'input shaft. Make sure the converter hub splines are properly engaged with the splines on the transaxle input shaft. 26 With the transaxle secured to the jack as on removal, and with an assistant holding the torque converter in place, raise the transaxle into position and turn" the converter to align 
Chapter 7 Part B 'Automatic transaxle 78-7 Trouble Code identification P0500 Vehicle speed sensor or circuit fault P0705 . Transmission range sensor circuit fault P0710 Transmission fluid temperature sensor fault P0711 Transmission fluid temperature sensor, range or performance fault P0724 Brake light switch circuit fault P0741 Torque converter clutch solenoid performance P0750 - P0751 Shift solenoid A fault P0756 Shift solenoid B performance P0850 Park/Neutral function performance P0973 - P0974 Shift solenoid A control circuit P0976 - P0977 Shift solenoid B control circuit P2716 Pressure control solenoid 0 circuit P02769 Torque converter clutch solenoid circuit, low P02770 Torque converter clutch solenoid circuit, high OlD OFF indicator light check 6 Turn the ignition switch to ON. 7 Verify that the 010 OFF indicator light comes on when the 010 main switch is in the Off (up) position, and goes out when the 010 main switch is pushed to the On p.osition. 8 If the 010 OFF indicator light does not light up, or remains on all the time, have the circuit checked out by a dealer service depart- ment or other qualified repair shop. Otl1er Electronic Control System checks Preliminary checks 2 heck the fluid level and condition. If the fluid smells burne,d, replace it (see Chap- ter 1). . 3 Check for fluid leaks (see Section 2). 4 Check and, if necessary, adjust the shift cable (see Section 3). 5 Check and, if necessary, adjust the transmission range sensor (see Section 5). 
78-8 Chapter 7 Part B Automatic transaxle Notes 
.Chapter 8 Clutch and driveaxles 8-1 Contents Section Clutch - description and check ..................................................... 2 Clutch components - removal, inspection and installation............. 3 Clutch fluid level check .................................................... See 'Chapter 1 Clutch hydraulic system - - bleeding ... ............ ...... ....... ..... ... .... ......... 7 Clutcmaster cylinder - removal and .installation .......................... 5 Cutch pedal height and freeplay check . and adjustment. ......... ................ .... .....n... ...... ..............See Chapter 1 Clutch release bearing and lever - removal, inspection and j,nstallation ..... ............................. ..... ... .... .............. .......... ... 4 Section Clutch release cylinder - removal and installation ......................... 6 Clutch start switch - check and replacement................................. 8 Driveaxle - removal and installation............................. .................. 10 Driveaxle boot check ....................................................... See Cha p ter 1 .  Driveaxle. boot replacement.. ................ ...... ........ ........ .............. ..... 11 Driveaxle oil seal replacement....................................... {See Chapter 78 . . , Driveaxles - general information and inspection............................ 9 Flywheel - removal and installation' ................................. See Chapter 2 General information ................... ....... .............................................. 1 Specifications Clutch Fluid type ............................................ ................................ ...... .......... ..... Pedal freeplay......................................... ....... .......................... ................ Driveaxle standard length Left driveaxle......................... ...... .... ................. ......................... ......... Right driveaxle ................... ............. ....... .................. .......................... See Chapter 1 See' Chapter 1 22.2 to 22.6 inches 33.2 to 33.6 inches Torque speciications ,Ft-Ibs (unless otherwise indicated) Note: One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values below approximately 15 ft-Ibs are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. ' Clutch master cylinder mounting. nuts ......n.............................................. 108 in-Ibs Clutch pressure plate-to-flywheel bolts.................................................... 168 in-Ibs Clutch release cylinder mounting bolts.................................................... 108 in-Ibs Clutch release cylinder line fitting ..................................u................ ....... 132 in-Ibs Driveaxle/hub nut..................................................................................... 159 W,heellug nuts..... ............. ............... ..... ....... ..... ..... .......... ...... .... ....... ..... .... ,See Chapter 1 and driveaxles. Separate Sections within this . Chapter offer general descriptions and check- ing procedures for both groups. Since nearly all the procedures covered in this Chapter involve working under the vehicle, make sure it's securely supported on sturdy jackstands or a hoist where the vehicle can be easily raised and lowered. 1 General information The informaion in this Chapter deals with the components fro'm the rear of the engine to the front wheels, except for the transaxle, which is dealt with in Chapters 7Aand 78. For the purposes of this Chapter, these compo-' nents are grouped into two categories: clutch 2 Clutch - description and check, Refer to illustration 2. 1 1 All vehicles with a manual transaxle use a single dry plate, diaphragm spring type clutch (see 'illustrtion). The clutch disc has a splined hub that allows it to slide along the splines of the transaxle input shaft. The clutch 
8-2 Chapter 8 Clutch and driveaxles and pressure plate are held in contact by spring pressure exerted by the diaphragm in the pressure plate. 2 The clutch release system is operated by hydraulic pressure. The hydraulic release system consists of the clutch pedal, a master cylinder and fluid reservoir, the hydrauric line, a slave cylinder which actuates the clutch release lever and the clutch release (or throw- out) bearing. 3 When pressure is applied to the clutch pedal to release the clutch, hydraulic pressure is exerted against the outer end of the clutch release lever. As the lever pivots, the shaft fingers push against the release bearing. The bearing pushes against the fingers of the dia- phragm spring of the pressure plate assem- bly, which in turn releases the clutch plate. 4 Terminology can be a problem regard- ing the clutch components because common name$ have in some cases changed from that used by the manufacturer. For example, the driven plate is also called the clutch plate or disc, the pressure plate assembly is some- times referred to as the clutch cover, the clutch release bearing is sometimes called a throw- out bearing, and the release cylinder is some- times called the operating or slave cylinder. S Other than replacing comp'onents that have obvious damage, some preliminary checks should be performed to diagnose a clutch'system failure. a) The first check should be of the fluid level in the clutch master cylinder (see Chap- .' ter 1). If the fluid level is low, add fluid as necessary and inspect the hydraulic clutch system for leaks. If the master cylinder reservoir has run dry, bleed the system (see Section 7) and retest the clutch operation. . b) To check &&clutch spin down time,11 run the engine at normal idle speed with the transaxle in Neutral (clutch pedal up - engaged). Disengage the clutch (pedal down), wait several seconds and shift the transaxle into Reverse. No grinding noise should be heard. A grinding noise would most likely indicate a problem in the pressure plate or the clutch disc. c) To check for complete clutch release, run the engine (with the parking brake applied to prevent movement) and hold the clutch pedal approximately 1/2- inch from the floor. Shift the transaxle between 1st gear and Reverse several times. If the shift is not smooth, com- ponent failure is indica(ed. Check the release cylinder pushrod travel. With the clutch pedal depressed completely the release cylinder pushrod should extend substantially. If it doesn't, check the fluid level in the clutch master cylinder. d) Visually inspect the clutch pedal bush- ing at the top of the clutch pedal to make sure there is no sticking or excessiv wear. e) Under the vehicle, check 'that the clutch release lever is solidly mounted on the ball stud. 2.1 Typical clutch disc 1 Lining - this will wear down in use 2 Springs or dampers - check for cracking and deformation 3 Sp/ined hub - the splines must not be worn and should slide smoothly on the transaxle input shaft splines 4 Rivets - these secure the lining and will damage the flywheel or pressure plate if a /owed to contact the surfaces 3 Clutch components - removal, inspection and installation Warning: Dust produced by clutch wear and deposited on clutch components is hazardous to your health. DO NOT blow it out with com- pressed air and DO NOT inhale it. DO NOT use gasoline or petroleum based solvents to rt;move the dust. Brake system cleaner should be used to flush the dust into a drain pan. After the clutch components are wiped clean with a rag, dispose of the contaminated rags and cleaner in a labeled, covered con- tainer. Removal Refer to illustration 3.6 1 Access to the clutch components. is normally accomplished by removing the transaxle, leaving the engine in the vehicle. If, of course, the engine is being removed for major overhaul., then the opportunity should always be taken to check the clutch for wear and replace worn components as necessary. However, the relatively low cost of the clutch components compared to the time and labor involved in gaining acc ss to them warrants their replacement any time th.e engine or transaxle is removed, unless they are new or in near-perfect condition. The following pro- cedures assume that the engine will "stay in place. ' 2 Remove the release cylinder (see Sec- tion 6). Hang it out of the way with a piece of wire - it isn't necessary to disconnect the hose. 3 Rem.ove the transaxle from the vehicle (see Chapter 7 A). Support the engine while the transaxle is out. Preferably, an engine I 3.6 Mark the relationship of the pressure plate to the flywheel (in case you're going to reuse the same pressure plate) hoist or support fixture should be used to sup- port it from above. However, if a jack is used underneath the engine, make sure a piece of wood .'is used between the jack and oil pan to spread the load. Caution: The pick-up for the oil pump is very close to the bottom of the oil pan. If the pan is bent or distorted in any wa}l, engine oil starvation could occur. 4 The release fork and release bearing can remain attached to the transaxle for the time being. S To support the clutch disc during removal, install a clutch alignment tool through the clutch disc hub. ' 6 Carefully inspect the 'flywheel and pres- sure plate for indexing marks. The marks are usually an X, an 0 or a white letter. If they cannot be found, scribe marks yourself so the pressure plate and the flywheel will be in the same. alignment during installation (see illus- tration). 7 Slowly loosen the pressure plate-to-fly- wheel bolts. Work in a diagonal pattern and loosen each bolt a little at a time until all spring pressure is relieved. Then hold the pres-' sure plate securely and completely remove the bolts, followed by the press'ure plate and clutch disc. Inspection Refer to illustrations 3.10, 3.12a and 3.12b 8 Ordinarily, when a problem occurs in the clutch, it can be attributed to wear ot'the clutch driven plate assembly (clutch disc). ' However, all components should be inspected at this time. 9 Inspect the flywheel .for cracks, heat checking, score marks and other damage. If the imperfections are slight, a machine shop can resurface it to make it flat and smooth. Refer to Chapter 2 for the flywheel removal procedure. 10 Inspect the. lining on the clutch disc. There should be at least 1/32-inch of lining above the rivet heads (see ilh.1stration 2.1). Check for. loose rivets, distortion, cracks,. bro- ken springs and other obvious damage (see expert22 An http://rutracker.org
Chapter 8, Clutch and driveaxles' 8-3 3.1 o Examine the clutch disc for evidence of excessive wear, such as smeared friction material, loose rivets, worn hub splines and distorted damper cushions or springs illustration). As mentioned above, ordinar- ily tlie clutch disc is replaced as a matter of course, so if in doubt about the condition, replace it with a new one. 11 The release bearing should be replaced along with the clutch disc (see Section 4). 12 Check the machined surface and the diaphragm spring fingers of the pressure plate (see illustrations). If the surface is grooved or otherwise damaged, replace the pressure plate assembly. Also check for obvios dam- age, distortion, cracking, etc. Light glazing can be removed with emery cloth or sandpa- per. If a new pressure plate is indicated, new or factory rebuitt units are available. Installation Refer to illustration 3. 14 13 Before installation, carefully wipe the fly-' wheel and pressure plate machined surfaces clean. It's irrlportant that no oil or grease is on these surfaces or the lining of the clutch disc. Handle these parts only with clean hands. NORMAL FINGER WEAR BROKEN OR BENT FINGERS EXCESSIVE. WEAR : ; i19 EXCESSIVE FINGER WEAR 3.12a Replace the pressure plate if excessive wear or damage are noted it 14 Position the clutch disc and pressure plate with the clutch held in place with an alignment tool (see illustration). Make sure it's installed properly (most replacement clutch plates will be marked "flywheel side" or something si.milar - if not marked, install the clutch disc with the damper springs or cush- ion toward the transaxle). 15 Tighten the pressure plate-to-flywheel bolts only finger tight, working around the pressure plate. 16 ' Center the clutch disc by ensuring the alignment tool is through the splined hub and into the recess in the crankshaft. Wiggle the tool up, down or side-to-side as needed to bottom the tool. Tighten the pressure plate-to- flywheel bolts a little at a time, working in a criss-cross pattern to prevent distortion of the cover. After all of the bol'ts are snug, tighten them to the torque listed' in this Chapter's Speci'fications. Remove the alignment tool. 17 Using high-temperature grease, lubricate the inner groove of the release bearing (see Section 4). Also place grease on the release lever contact areas and the transaxle input- shaft bearing retainer. . 18 Install the clutch release bearing (see Section 4). 19 Install the transaxle, release cylinder and all components removed previously, tighten- ing all fasteners to the proper torque specifi- cations. ; \ ,, ,t t , :-r:':::.!f-»:::.;..':":"'1! 111!!!!" ' ''''\  i ;   ;;;:;;t :t. j,.,. .!£I:!: 3.12b Examine the pressure plate friction surface for score marks, cracks and evidence of overheating (blue spots) 3.14 Center the clutch disc in the pressure plate with a clutch alignment tool 
8-4, 4.4 To check the operation of the bearing, , hold it by the outer race and rotate the , inner race while applying pressure - the bearing should turn smoothly- if it doesn't, replace it 4 Clutch release bearing and lever · removal, inspection and installation Warning: Dust produced by clutch wear and deposited on clutch components is hazardous to your health. DO NOT blow it out with com- pressed air and DO NOT inhale it. DO NOT use gasoline or petroleum-based solvents to remove the dust. Brake system cleaner should be, used to flush it into a drain pan. After the clutch components are wiped clean with a rag, dispose of the contaminated rags and cleaner in a labeled, covered container. Removal 1, Disconnect the negative cable from the battery. . 2 < Remove the transaxle (see Chapter 7). 3 Remove the clutch release lever from the ball stud by pulling on the retention spring, then remove the bearing and the lever. - Inspection Refer to illustration 4.4 4 Hold the bearing by the outer race and rotate the inner race while applying pressure (see illustration). If the bearing dosn't turn smoothly or if ii's noisy, .replace the bearingl hub Cissembly with a new one. Wipe the bear- ing with a clean rag and inspect it for damage, wear and cracks. Don't immerse the bearing in solvent - it's sealed for life and to do so would ruin it. Also check the release lever for cracks and bends. . Installation Refer to illustrations 4.6a and 4.6b 5' . Fill the inner groove of the rel'ease bearing with high-temperature grease. Also apply a light coat of the same grease to te transaxle input shaft splines and the front bsaring retainer. Chapter 8 Clutch an,d driveaxles r- 1 4.6a Using high temperature grease, lubricate the ball stud socket in the back of the release lever _ .._ 6 Lubricate the release lever ball socket, lever ends and release cylinder push rod socket with high-temperature grease (see illustrations). 7 Attach the release bearing to the release lever. On models that use a retaining clip, make sure it engages properly with the lever. B Slide the release bearing onto the transaxle input shaft front bearing' retainer while passing the end of the release lever through the opening in the clutch housing. Push the clutch release lever onto the ball stud until it's firmly seated. 9 Apply a light coat of high-temperature grease to the face of the release bearing where it contacts the pressure plate dia- phragm fingers. 10 The remainder of installation is the reverse of the removal procedure. 5 Clutch master cylinder '. removal and installation Removal Refer to illustration 5.2 1 Disconnect' 'the negative cable from the battery. . 2 Remove the driver's side kne bolster (see Chapter. 11 ). Under the dashboard, dis- connect the push rod from the top of the clutch' pedal. It's held in place with a clevis pin. To remove he clevis pin, remove the clip (see illustration). 3 Remove the brake master cylinder and the power brake booster (see C,hapter 9). 4 Disconnect the hydraulic line at the clutch master cylinder. If available, use a flare- nut wrench on the fitting, to protect .the fitting -from being' rounded off. Have rags handy as some fluid wilt be lost as the line is removed. Caution: Don't allow brake fluid to' come into contact with paint, as' it will damage the finish. 5 From under the dash, remove the . . nuts which attach the master cylinder to the 4.6b ..'. the lever ends and the depression for the cylinder pushrod 'firewall. Remove the master cylinder, again being careful not to spill any of the. fluid. Installation 6 Position the master cylinder on the 'firewall, installing the mounting nuts 'finger- tight. 7 Connect the hydraulic line to the master cylinder, moving the cylinder slightly as neces- sary to thread the fitting properly int the bore. Don't cross-thread the fitting as .it's installed. 8 Tighten the mounting nuts and the hydraulic line fitting securely. 9 Connect the pushrod to the clutch pedal. 10 I nstall the power brake booster and master cylinder (see Chapter 9). Connect the clutch fluid feed line to the brake fluid reser- voir. 11 Fill the brake fluid re$ervoir with the proper brake fluid (see' Chapter 1) and bleed the clutch system' (see Section 7) and the brake system (see Chapter 9). 12 Check the clutch pedal height and free- play (see Chapter 1). .  . )'. 5.2 To release the clutch pushrod from the clutch pedal, remove this clip and the clevis pin 
Chapter 8 Clutch and driveaxles 8-5 6 Clutch release cylinder - removal . and installation . Removal Refer to illustration 6.3 1 Disconnect the negative cable from the. battery. 2 Raise the vehicle and support it securely , on jackstands. 3 Disconnect 'the hydraulic line at 'the release cylinder. If available, use a flare-nut wrench on the fitting, which will prevent the frt- ting from being rounded off (see iI'lustration). Hav, a sm.all can and rags handy, as some fluid will' be spilled as the line is removed. 4 Remove the release cylinder mounting bolts. 5 Remove the release cyliner. Installation 6 Install the release cylinder on the clutch housing. Make sure the pushrod is seated in the release fork pocket. 7 Connect the hydraulic line to the release cylinder. Tighten the connection securely. 8 Fill the brake master cylinder with the proper brake fluid (see Chapter '1 ). 9 Bleed the system (see Section 7). 10 Lower the vehicle and connect the nega- tive attry cable. 7 Ch,tch hydraulic system - bleeding' 1 , The hydraulic system should be bled of all air whenever any part of the system has been removed or if the fluid level has been allowed to fall so. low that air has been drawn into the m.aster cylinder. The procedure is similar to bleeding a brake system. 2 Fill the brake master cylinder with new brake fluid of the proper type (see. Chap- ter 1). Caution: Do not re-use any of the fluid coming from the system during, the bleeding operation or use fluid which has been inside an open container for an extended period of time. 3 .Raise the vehicle and place it securely on jackstands to gain access to the release cylinder, which is located on the left side of the clutch housing. . 4 Locate the"bleeder valve on the clutch release cylinder (right above the fitting for the hydraulic fluid line). Remove the dust cap that fits over the bleeder valve and push a length of clear tubing over the valve. Place the other end of the hose into a clear container with about two inches of brake fluid in it. The hose end must be submerged in the fluid. 5 Have an assistant depress the clutch pedal and hold it. Open the bleeder valve on the release cylinder, allowing fluid to flow through the hose. Close the bleeder valve when fluid stops flowing from the hose. Once, closed, have your assistant release the pedal. "" 1  :' q , '.' ':,:;'< :'1':,:; I )i /J , <:t , . , ' :  , . : ' , ) .. I 6 Continue this process until all air is evac- uated from the system, indicated by a full, solid stream of fluid being ejected from, the. bleeder valve each time and no air bubbles in the hose or container. Keep' a close watch on the fluid level inside te clutch master cylinder reservdir; if the Ivel qrops too low, air will be sucked back into the system and the process will have to be started all over again. . 7 Install the dust cap and lower the vehicle. Check carefully for proper operation befo're placing the vehicle in normal service. 8 Clutch start switch - check and replacement 1 , Check th pedal height, pedal freeplay and pushrod play (see Chapter 1). 2 Verify that the engine will not start when the clutch pedal is released. 3 Verify that the engine will start when the clutch pedal is depressed all the way. 4 The clutch start switch is located on a bracket forward of the clutch pedal (under the dash). 5 If the switch fails either of the tests, replace it. This is accomplished by removing the nut nearest the plunger end of the sWitch and unscrewing the switch. Disconnect the wire harness. Installation is the reverse of removal. 6 To adjust the clutch start, switch, depress the clutch pedal completely and turn the swUch in or out to achieve the spacing of the original switch. 7 Verify that the switch operates properly by performing Steps 2 and 3 again. 9 Driveaxles - general information and insp,ction 1 Power is transmitted from the transaxle to the wheels through a pair of driveaxles. The inner end of each driveaxle is splined into the differential side gears. The outer ends of the driveaxles are splined to the axle hubs and locked in place by a large nut. ; ' 6.3 Use a flare- nut wrench when ", disconnecting the ; r' hydraulic Une fitting (left) to prevent rounding off the corners of the tubing nut, then remove the mounting 'bolts (typical installation) III  *rtl .. 2 The inner ends of the driveaxJes are equipped with sliding constant velocity joints, which are capable of both angular and axial motion. Each inner joint assembly consists of a tripod bearing and a joint housing (outer race) in which the joint is free to slide ,in and out as the driveaxle moves up and down wi,th the wheel. The jonts can be disassembled and cleaned in the event of a boot failure (see Section 11), but if any parts are damaged, Jr' the joints must be replaced a a unit. When buying parts for a driveaxle, or a complete .' replacement driveaxle assembly, make sure you get the right components. Some Corollas may have Toyota-made axles, and some may have axles from other sppliers to Toyota. 3 The outer CV joints consit of ball bear- ings running between an inner race and an outer cage, and are capable of angular but not axial movement. The outer joints should be cleaned, inspected and repacked, but they cannot be disassembled. If an outer joint is damaged, it must be replaced along ,with the axles haft (the outer joint and axJeshaft are sold as a single component). 4 The boots should be inspected periodi cally for damage and leaking1ubricant. Torn CV joint boots must be replaCed immediately or the joints can be damaged. Boot replace- ment involves removal of the driveaxle(see Section 10.). Note: Some auto parts stores carry split-type replacement boots, which can be instg/led without removing the driveaxle from the vehicle. This is a conyenient alter- native; however, the drive axle , should be removed and the CV joint disassembled and cleaned to ensure the joint is. free from con- taminants such as moisture and dirt which will accelerate CV joint. wear. The most com- mon symptom of Worn or damaged CV joints, besides lubricant leaks, is a clicking noise in turns, a clunk when accelerating after coast... ing and vibration athighway speeds. To check for wear in the Cv joints anddtiveaxle shafts, grasp ech axle (one at a time) and rotate it in both directions while holding theCV joint housing, feeling for play indicating worn splines or sloppy CV joints. Also check the driveaxle shafts for cracks, dents and distor- tion. 
8-6 Chapter 8 Clutch and driveaxles 10 Driveaxle - removal and installation Caution: The manufacturer states that a new driveaxle/hub nut must be installed whenever it is removed. Removal Refer to illustrations 10.4 , 10.5 , 10.6 , 10.9 and 10.10 1 Disconnect the cable from the, negative terminal of the battery. 2 Set the parking brake. 3 Loosen the front wheel lug nuts, raise the vehicle and support it securely on jackstands. Remove the wheel. 4 Unstake the driveaxle/hub nut (see illus- tration). 5 Remove the driveaxle/hub nut. To pre- vent the hub from turning, wedge a prybar between two of the wheel studs and allow the prybar to rest against the ground or the floor pan of the vehicle (see illustration). 6 To loosen the driveaxle from the hub splines, tap the end of the driveaxle with a soft-faced hammer or a hammer and a brass punch (see illustration). Note: Don't attempt to push the end of the driveaxle through the hub yet. Applying force' to the end of the driveaxle, beyond just breaking it loose from the hub, can damage the driveaxle or transaxle. If the driveaxle is ,stuck in the hub splines and won't move, it may be necessary to remove the brake disc (see Chaptr 9) and push it from the' hub with a two-jaw puller after $tep 8. is performed. 7 Remove the engine splash shields (see Chapter 1). Place a drain pan underneath the transaxle to catch any lubricant that may spill out when the driveaxle is removed. 8 Remove the nuts and bolt securing the balljoint to the control arm, then pry the con- trol arm down to separate the components (see Chapter 10). m  .:.;i,e:.::;:::-;:*-" Y}" 10.4 Using a hammer and punch, unstake the driveaxle/hub nut 10.5 Use a large prybar to immobilize the hub while loosening the driveaxle/hub nut 10.6 Using a brass punch strike the end of the driveaxle sharply with a hammer; when it breaks free, it will move noticeabl¥ >; i 9 Pull out on the steering knuckle and detach the driveaxle from the hub (see illus- tration). Don't let the driveaxle hang by the inner CV joint after the outer end has been detached from the steering knuckle, as the inner joint could become damaged. Support the outer end of the driveaxle with a piece of wire, if necessary. 10 Carefully pry the inner CV joint out of the transaxle (see ill ustration). 11 If necessary, refer to Chapter 7 for the. driveaxle oil seal replacement pocedure. .""'"'''<'''''''''''"'''Wt::,, ::"qr,. ;*i ...,l'£i¥'--¥;: "",,»,<.' , l :1< '<" :<.-::.'j;*i::;i ir""'" 1 0.1 0 To separate the inner end of the driveaxle, from the transaxle, pry on the CV joint housing like this with a large screwdriver or prybar - you may need to 'give the prybar a sharp rap with a brass hammer 10.9 Pull the steering knuckle out 'and slide the end of the driveaxle out of the hub 
'\ Chapter 8 Clutch and driveaxles 8-7  t I ".i'>.... , .. - ' I"..'  !   t L-.lw '11.3 Lift the tabs on all the boot clamps with a screwdriver, then open the clamps Installation 12 I nstallation is the reverse of the removal procedure, but with the following additional points: a) Push the driveaxle sharply in to seat the retaining ring on the inner CV joint in the groove in the differential side gear. b) Tighten the new driveaxle/hub nut to the torque listed in this Chapter's Specifica- tions, then stake the collar of the nut1nto the groove in the driveaxle. c) Tighten the lug nuts to the torque listed in the Chapter 1 Specifications. . d) Check the transaxle lubricant and add, -if necessary, to bring it to the proper level (see Chapter 1 ). 11 Driveaxle boot replacement , Note: ../f the CV joint boots must be replaced, explore all options before beginning the job. Complete rebuilt driveaxles are available on an exchange basis, which eliminates much time and work. Whichever route you choose to take, check on the cost. and availability of 'parts before disassembling the vehicle. 1 Remove the driveaxle (see Section 10). Disassembly Refer to illustrations 11.3, 11.4 and 11.6 2 Mount the driveaxle in a vise with wood lined jaws (to prevent damage to the axle- shaft). Chek the CV joint for excessive play in the radial direction, which indicates worn parts. Check for smooth operation throughout the full range of motion for each CV joint. If a boot is torn, disassemble the joint, clean the components and inspect for damage due to loss of lubrication and possible contamination by foreign matter. 3 Using.a smali screwdriver, pry the retain- ing tabs on the clamps up to loosen them and slide them off (see illustration). . 4 Using a screwdriver, carefully pry up on :::);;:;;;.::::$S{:\,::::. . 't':f II> 11.4 Remove the boot from the inner CV joint and slide the joint housing from the tripod the .edge of the outer boot and push it away from the CV joint. Old and worn boots can be cut off. pun the inner CV joint boot back from the housing and slide the housing from the tri- pod (see illustration). 5 Mark the tripod and axleshaft to ensure that they are reassembled properly. 6 Remove the tripod joint snap-ring with a pair of snap-ring p!iers (see illustration). 7 Remove the tripod joint from the driveaxle, then remove the inner stop-ring from its groove on the shaft. 8 If you haven't already cut them off, .remove both boots. If you're working on a right-side driveaxle, you'll also have to cut off . the clamp for the dynamic damper and slide the damper off. Note: Before removing the. ' damper, measure its distance from the end of , the driveaxle - when reassembling, it must be returned to the same spot. Check 9 ' Thoroughly clean all components, includ- ing the outer CV joint assembly, with solvent until the old CV joint grease is completely 11.6 Remove the snap-ring with a pair of snap-ring pliers removed. Inspect the bearing surfaces of the inner tripods and housings for cracks, pitting, scoring and other signs of wear. It's very dif- ficult to inspect the bearing surfaces of the inner .and outer races of the outer CV joint, but you can at least check the surfaces of the , ball bearings themselves. If they're n good It. , shape, the races probably are too; if they're not, neither are the races. If the inner CV joint " is wom,' you can buy a new inner CV joint and install it on the old axleshaft; if the outer CV joint is worn, you'll have to purchase a new outer CV joint and axleshaft (they're sold pre- assembled). Reassembly . Refer to illustrations 11.10a, 11. 1 Db, 11. 1 Dc, 11.12a and 11.12b 10 Wrap the splines on the end the axleshaft with electrical tape to protect the boots from the sharp edges of the spl,ines (see illustra- tion). Slide the clamps and boot(s) onto the axles haft, then place the inner stop-ring and the tripod on the shaft, aligning the marks ;';OS1;' ..}) ... ./.: 11.10a Wrap the splined area of the axleshaft with tape to prevent damage to the boots when , removing or installing them 
8-8 Chapter 8. Clutch and driveaxles 11.10b Place grease' at the bottom of the CV joint housing i1.10c Install the, boot and clamps onto the axles haft, then insert the tripod into the housing, followed by the rest of the grease made before removal. Note: If you removed the dynamic damper, be sure to install it in 'its original location and secure it with a new clamp before installing the inner boot. Pack the CV joint(s) with CV joint grease, arid also apply some to the inside of the boot( s). Insert the tripod into the housing and pack the remainder of the grease around the tripod (see illustrations). Caution: Use CV joint grease only. 11 Slide the boot into place, making sure both ends seat in their grooves. When install- ing the inner boot, position the CV joint mid- way through its travel, then proceed to the next Step. 12 Equalize the pressure in the boot, .then tighten and secure the boot clamps (see illus- trations). . ';:;';;,...::;}3..",: ." i, "" ."" " .' , ' :, ' "I!".. :;",' . 11.12a Equalize the pressure inside the boot by inserting a small screwdriver between the boot and the outer race c. ::+-L.w:'(.t..i\':''='A,,*::;" !t, ", ; v.':'.,':::L,:, "3':: ::,;1 " I )i-r  '  1-  i t' '. 11.12b You'll need a special boot clamp installation tool like this one to tighten the new clamps; follow the instructions provided by the tool manufacturer 
Chapter 9 .:rakes '9..1 , Contents Section Anti-lock Brake System (ABS) - general informationu.................. 2 Brake check.... ......... ................ ... ...... .......... ..... .... ... .... ..... See Chapter 1 Brake disc.. inspection, removal and installation........................:.. 5 Brake fluid level check..................................................... See Chapter 1 Brake hoses and lines - inspection and replacement............u...... 9 Brake hydraulic system - bleeding................................................. 10 Brake light switch - removal, installation and adjustment.............. 14 Brake pedal ... adjustment.............................................................. 13 Section Disc brake caliper - removal and installation ............................... 4 Disc brake pads - replacement...................................................... 3 Drum brake shoes - replacement .................................................. 6 General information............ ... ......... ... .......... "}<' ........... .... ......:. ...... 1 Master cylinder - removal and installation .................................... 8 Parking brake - adjustment............................... ....... ...................... 12 Power brake booster - check, removal and installation........... ..... 11 Wheel cylinder - removal and installation ...................................... 7 . J[ Specifications General Brake fluid type..............:........................ ............................ ...... ............... Brake pedal height Ma'nuaJ trar)smission models.............u................................................ Automatic transmission models....... .... ....... .................. ...... .... ........... , Brake pedal freep'lay ........ .... .......... ......... ..... ................ ............ .... ...... Power brake booster pushrod-to-master cylinder piston clearance ........ Brake light switch plunger protrusion (from threaded portion of switch) .. Disc brakes Minimum brake pad thickness ........................................ ......................... Front disc thickness . Standard....... ..,........................................................-............................ Minimum* . ........ ..................................... ...... ...... .............. ..... .... .......... Disc runout limit............ .................... .... ................................ ................ ... Parking brake shoe minimum thickness .................................................. See Chapter 1 5-5/16 to 5-45/64 inches 5-11/32 to 5-3/4 inches 3/64 to 1/4 inch 0.0 inch 1/32 to 3/32 inch See Chapter 1 0.984 inches 0.906 inches 0.0020 inch 1/32 inch Drum brakes Brake shoe minimum lining thickness ...................................................... See Chapter 1 Drum inside diameter Standard..................................................................................... ........ 7.874 inches Maximum* ...... ......... ............... ........................... ............ ..... ............ .... 7.913 inches * Note: If different specifications are cast into the disc or drum, they supersede information printed here. Torque spec,ifications Ft-Ibs (unless otherwise indicated) Note: One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values below approximately 15 ft-Ibs are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. Caliper mounting bolts...................... ...... ... .............................................. 25 Caliper torque plate bolts......................................................................... 79, Brake hose-to-caliper banjo bolt................. ........... ..... ........... ......... ......... 21 Wheel cylinder mounting bolt.......... n.'................................... .................... 87 in-Ibs - Master cylinder-to-brake booster nuts ........................ ...... ......... .............. 108 in-Ibs Power brake booster mou nti ng nuts............... ..'.. . .. .. ..... ...... ....... ..... ..... . .. 1 08 in-I bs Wheel lug nuts. .............. ............ .'.......................... ..................... ............. See Chapter 1 
9-2 Chapter 9 Brakes 1 General information The vehicles covered by this manual are equipped with hydraulically operated front and rear brake systems. The front brakes are disc type and the rear brakes are drum type. Both the front and rear brakes are self-adjusting. The disc brakes automatically compensate for pad wear, while the drum brakes incorporate an adjustment mechanism that is activated as trking brake is applied. Hydraulic system The hydraulic system consists of two separate circuits.. The master cylindr has separate reservoirs for the two circuits, and, in the event of a leak or failure in one hydrau- lic circuit, the other circuit will remain opera- tive. A dual proportioning valve on the firewall provides brake balance between the front and rear brakes. Power brake booster The power brake booster, utilizing engine manifold vacuum and atmospheric pressure to provide assistance to the hydraulically operated brakes, is mounted on the firewall in the engine compartment. Parking brake The parking brake lever operates the rear brakes only, through cable actuation. It's mounted in the center console. Service After completing any operation involv- ing disassembly of any part of the brake sys- tem, always test-drive the vehicle to check for proper braking performance before resum- ing normal driving. When testing the brakes, perform the tests on a clean, dry, flat surface. Conditions ,other than these can lead to inac- curate test results. Test the brakes at various speeds with both light and heavy pedal pressure. The vehi- cle should stop evenly without pulling to one side or the other. Avoid locking the brakes, because this slides the tires and diminishes braking efficiency and control of the vehicle. , Tires, vehicle load and wheel alignment are factors which also affect braking perfor- mance. 2 Anti-lock Brake System (ABS) - general information .-/ 1 The AnU-lock Brake System (ABS) is. designed to maintain vehicle steerabilty, directional stability and optimum deceleration under severe braking conditions and on most road surfaces. It dqes so by monitoring the rotational speed of each wheel and controlling the brake line pressure to each wheel during braking. This prevents the wheel from locking up. The ASS system is primarily designed to prevent wheel' lockup during heavy brak- ing, but the information provided by the wheel speed sensors of the ABS system is shared with an optional system that uses the data to control vehicle handling. EBD (Electronic Srakeforce Distribution), varies the front-to- rear and side-to-side braking balance under different vehicle loads. Components Actuator assembly 2 The actuator assembly is mounted in the right front corner of the engine compartment (behind the headlight housing), and consists of the master cylinder, an electric hydraulic pump and four solenoid valves. Note: The actuator assembly for ABS brakes and ABS- with EBD are similar, but the configuration of actuator and ECU differ. a) The electric pump provides hydraulic pressure to charge the reservoirs in the actuator,' which supplies pressure to the braking system. The pump and reser- voirs are housed in the actuator assem- bly. b) The solenoid valves modulate brake line pressure during ABS operation. The body contains four valves - one for each wheel. Speed sensors 3 These sensors are located at each wheel and generate small electrical pulsations when the toothed sensor rings are turning, sending a signal to the electronic controller indicating wheel rotational speed. 4 The front speed sensors are mounted to the front steering knuckle in close relationship to the toothed sensor rings, which are integral with the front driveaxle outer CV joints. 5 The rear wheel sensors are bolted to the axle carriers. The sensor rings are' integral with the rear hub assemblies. ABS computer 6 The ABS computer is mounted with the actuator and is the "brain" for the ABS system. The function of the computer is to accept and process information received from the wheel speed sensors to control the hydraulic line pressure, , avoiding wheel lock up. The com- puter also constantly monitors the system, even under normal driving conditions, to find faults within the system. Diagnosis and repair 7 If a problem develops within the system, an "ABS" light will glow on the dashboard. If the dashboard warning light comes on and stays on while the vehicle is in operation, the ABS system requires attention. Here are few simple checks you can perform: a) Check the brake fluid level (n the master cylinder reservoir. b) Check that all electrical connectors are securely connected. c) Check all the applicable fuses. If the above preliminary checks do not rectify  L  3.5 Before removing the caliper, be sure to depress the piston into its bore in the cali-per with a large C-clamp to make room ' for the new pads the problem, the vehicle should be diagnosed , and repaired by a dealer service department or other qualified repair shop. 3 Disc brake pads - replacement  Refer to illustrations 3.5 and 3 6a through 3.6r , Warning: Disc brake pads must be replaced on both front wheels at the same time - never replace the pads on only one wheel. Also, the dust created by the brake system is harmful to your health. Never blow it out with compressed air and don't inhale any of it. An approved fil- tering mask should be worn when working on the brakes. Do not, under any circumstances, use petroleum-based solvents to clean brake parts. Use brake system cleaner only! Note: The manufacturer recommends replac- ing the pad shims and wear-indicators when- ever the pads are replaced. 1 Remove the cap from the brake fluid res- ervoir 2 Loosen the wheel lug nuts, raise the front of the vehicle and support it securely on jackstands. Block the wheels at the opposite end. ' 3 Remove the wheels. Work on one brake assembly -at a time, using the assembled brake for reference if necessary. 4 Inspect the brake disc carefully as out- lined in Section 5. If machining is neces- sary, follow the information in that Section to remove the disc, at which time the pads can be removed as well. 5 Push the piston back into its bore to pro- vid'e room for'the new brake pads. A C-clamp can be used to accorrlplish this (see illustra- tion). As the piston is depressed o the bottom of the caliper bore, the fluid in the master cyl- inder will rise. Make' sure that it doesn't over- flow. If necessary, siphon off some of the fluid. 6 Follow the accompanying photos, beginning with illustration 3.6a. Be sure to stay in order and read the caption under 
Chapter-g Brakes 9-3 f:  ';::i'J ' 3.6a Always wash the brakes with brake cleaner before disassembling anything 3.6c Remove the caliper. . . J ; q. ,M . .  w u ,.,. --' 3.6e Remove the outer shim . . . 3.6b To remove the calipr, remove the bolts indicated by the upper and lower arrows (the center arrow points to the brake h.ose banjo bolt, which shouldn't be unscreed unless the caliper is being completely removed from the vehicle) . It '"-'  3.6d ... and hang it from the strut coil spring with a piece of wire; do not allow the caliper to hang by the flexible brake hose 3.6f ... and the inner shim from the outer brake 'pad y 3.6g Remove the outer brake pad 
9-4 Chapter 9 Brakes 36h Remove the outer shim. . . 3.6k Remove the upper and lower pad support plates; inspect them for damage and replace as necessary (the supports should "snap" into place in the torque plate; if they;re weak or distorted, they shoUld be replaced) each illustration. 7 When reinstalling the caliper, be sure to tighten the mounting bolts to the torque listed in this. Chapter's Specifications. After the < I,. .. 'j ,, , '.' ' ,. iti:-: ,. 3.6i. . . . and the inner shim from the inner brake pad ",,.....".. 361 If equipped, pry the wear indicator off the old inner brake pad and transfer it to the new inner pad (if the wear indicator is worn or bent, replace it) job has been completed, firmly depress the brake pedal a few times to bring the pads into contact with the disc. Check the level of the brake fluid, adding some if necessary. tighten 3.6j Remove the inner brake pd \ if. .-;" 3.6m Install the upper and lower pad support plates, the new inner brak"pad and the shims; make sure the ears on the pad are properly engaged with the pad < support plate as shown the wheel lug nuts t6 the torque listed in the Chapter 1 Specifications. Check the opera- tion of the brakes carefully before placing the vehicle into normal service. flf1J?: /<: rf 3.6n Install the outer pad and the shims, engaging the pad with the support plates ' 3.60 Pull out the upper an lower sliding pins and clean them off (if either rubber boot is damaged, remove it by levering the flange of the metal bushing that retains the boot) . . . 
Chapter 9 Brakes -\. . 9,.5 3.6p ... apply a coat of high-temperature grease to the pins and install them 4 'Disc brake caliper - removal and installation . ! Warning: Dust created by the brake'system is harmful to Y0l!r health. . Never blow it out with compressed air and don't inhale any of it. An approved filtering mask should be worn when working on the brakes. Do not, under any cir- cumstances, use petroleum-based solvents to clean brake parts. Use brake system cleaner only! Note: Always replace the calipers in pairs - never replace just one of them. Removal Refer to illustration 4.2 1 Loosen the wheel lug nuts, raise 'the vehicle and support it securely on jackstands. Remove the wheels. 2 Remove'the brake hose banjo bait and disconnect the hose from the caliper. Plug the hose to keep contaminants out of the brake systm and to prevent losing any more brake fluid than is necessary (see illustration). Note: If you're just removing the caliper for access to other components, don't disconnect the hose. . . 3 Remove the caliper mounting bolts (see illustration 3.6b). 4 Remove the caliper. If necessary, remove the caliper torque plate from the steering knuckle (see illustration 5.2). Installation 5 Install the caliper' by reversing the removal procedure. Remember to, install new sealing washers on either side of the brake hose banjo fitting (they should be included with the rebuild kit). Tighten the caliper mount- ing bolts (and torque plate bolts, if removed) to the torque listed in this Chapter's Specifica- .tions. 6 If the hose was disconnected, bleed the brake system (see Section 10). 7 Install the wheels and lug nuts. Lower the vehicle, and tighten the Jug nuts to the , .c-' torque listed in the Chapter 1 Specifications. ... ,,81 3.6q Install the caliper and tighten 'the caliper bolts to the torque listed in this Chapter's Specifications 5 Brake disc - Jnspection, removal and installation Inspection Refer to illustrations 5.2, 5.3, 5.4a, 5.4b, 5.5a and 5.5b . 1 Loosen the wheel lug nuts, raise the vehicle and support it securely on jackstands. Remove the wheel and install the lug nuts to hold the disc in place. 2 Remove the brake caliper as outlined in Section 4. It isn't necessary to disconnect the brake hose. After removing the caliper' bolts, suspend the caliper out of the way with a piec of wire (see illustration 3.6.d). Remove the torque plate mounting bolts and detach the torque plate (see illustration). 3 Visually inspect the disc surface for score marks and other damage. Light scratches and shallow grooves are normal after use and may not always be detrimental to brake operation, but deep scoring requires disc removal and refinishing by an automotive machine shop. Be sure to check both sides of the disc (see illustration). If pulsating has been noticed 5.2 To remove the caliper torque plate from the steering knuckle, remove these . . two bolts .... ,. .. 3.6" If you have difficulty installing the caliper over the new pads, use a C-clamp to bottom the' piston in its bore, then try again · it should now slip over the pads ;::::. . '. .. ... , 4.2 Using a piece of tubber hose of th appropriate size, plug the brake Iie banjo fitting to prevent brake fluid from leaking out and to prevent dirt and moistre from contaminating the fluid in tl1.e hose 5.3 The brake pads on this vehicle were obviously neglected, as they wore down completely and cut deep grooves.into the disc · wear this severe means the disc must be replaced _ 
9-6 C.'hapter 9 Brakes  I ,J", ".. I t  ; rif  5.4a Use a dial indicator to check disc runout; if the reading exceeds the maximum allowable runout limit, the disc will have' to be machined or replaced during application of the brakes, suspect disc runout. 4 To check disc runout, place a dial indi- cator at a point about 1/2-inch from the outer . edge of the disc .(see illustration). Set the indicator to zero and turn the disc. The indi- cator reading should not exceed the speci- fieq allowable runout limit. If it does, the disc should pe refinished .by an automotive machine shop. Note: The discs should be resurfaced, regardless of the dial indicator reading, as this will impart a smooth finis and ensure a perfectly flat surface, eliminating any brake pedal pulsation or other undesir- able symptoms related to questionable discs. . At the very least, if you elect 'not to have the discs resurfaced, remove the glaze from th surface with sandpaper or emery cloth using a swirling motion (see illustration). 5 It's absolutely critical that the disc not be machined to a thickness under the specified minimum allowable refinish thickness. The minimum wear (or discard) thickness is cast into the inside of the disc (see illustration). The disc thickness can be checked with a micrometer (ee illustration). Removal 6 Remove the lug nuts that were put on. to hold the disc in place and slide the disc from the hub. ' Installation 7 Place the disc in position over the threaded studs. e Install the torque plate, tightening the bolts to the torque listed in this Chapter's Specifications. 9 ,Install the caliper, tightening the bolts to the torque listed in this Chapter's Specifica- tions. B.leding won't be necessary unless the brake hose was disconnected from the cali- per. 10 Install the wheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 ' Specifications. Depress ' the brake pedal a .few times to bring the brake 5.4b Using a swirling motion, remove the glaze from the disc surface with sandpaper or emery cloth pads into contact with the disc. Check the operation of the brakes carefully before driv- ing the vehicle. 6 Drum brake shoes - replacement Refer to illustrations 6.4a through 6.4y . and 6.5 Warning: Drum brake shoes must be replaced on both wheels at the same time - never replace the shoes 9n only one wheel. Also, the dust created by the brake system is harmful to your health. Never blow it out with compressed air and don't inhale any of it. An approved filtering mask should be worn when working on the brakes. Do not, under any cir- cumstances, use petroleum-based solvents to clean brake parts. Use brake system cleaner only! Caution: Whenever the brake shoes are replaced, the return and hold-down springs should also be replaced. Due to the continu- ous heating/cooling cycle the springs are sub- jected to, they lose tension over a period of time and may allow the shoes to drag on the drum and wear at a much faster rate than nor- ' mal. Note: The accompanying photo sequence illustrates a drum brake shoe replacement procedure on a NUMMlffMMC-manufactured drum brake, which is the most common type of drum brake on the mode.ls covered by this manual. Some 2005 and later modeJ$ are equipped with a TMC-manufactured drum brake. The differences lie in'the adjuster mechanism and the upper return spring. 1 Loosen the wheel lug nuts, raise the rear of the vehicle and spport it securely on jackstands. Block the front wheels to keep the vehicle from rolling. ' 2 Release the parking brake. 3 Remove the wheel. Note: All four rear brake shoes must be replaced at the same time, but to avoid mixing-up parts, work on the brake assembly for only one side at a time. . :' 5.5a The minimum wear dimension is cast into the back side of the disc (typical) I U' " ; , , :<t %'>? ,j J iiI n"'j . !{ 5.5b Use a micrometer to measure disc thickness 4 Follow the accompanying illustrations for the brake shoe replacement procedure (see illustrations 6.4a through 6.4y). Be sure to stay in order and read the caption under each illustration. Note: If the brake drum cannot be easily removed, make sure the parking brake is completely released. If the drum still can- not be pulled off, the brake shoes will have to be retracted. This is done by first removing the plug from the backing plate. With the plug removed, push the lever off the adjuster star wheel with a narrow screwdriver while turning the adjuster wheel with another screwdriver, moving the shoes away from the drum. The drum should now come off. 5 Before reinstalling the drum, it should be checked for cracks, score marks, deep scratches and hard spots, which will appear as small discolored areas. If the hard spots cannot be removed with fine emery cloth or if any of the other conditions listed above . exist, the drum must be taken to an a4to- , motive machine shop to have it resurfaced. N'ote: Professionals recommend resurfac- Ing the drums each time a brake job is done. Resurfacing will eliminate the possibility of out-of-round drums. If the drums are worn so 
Chapter 9 Brakes 9-7 6.4a Mark the relationship of the drum to the hub to insure that the dynamic balance is unaltered 6.4d Unhook the return spring from the adjuster lever (Note: This is a NUMMII TMMC brake - on 2005 and later models with a TMC brak, the return spring is wound around the adjuster screw assembly, and the adjuster lever is on the front shoe)  r j< J, I ' , W I _._ ,," 'if.: " 6.4g Depress the hold-down spring and turn the retainer gO-degrees, then release it; a pair of pliers will work, but a special hold-down spring removal tool makes the job easier (these inexpensive tools are available at mos auto part!; stores) ,...<:-:i:iY);*..,.: 6.4b Before removing anything, clean the brake assembly with brake cleaner and allow it to dry (position a drain pan 'under the brake to catch the fluid and residue); DO NOT USE COMPRESSED AIR TO BLOW OFF BRAKE DUSTI 6.4e Remove the brake adjuster lever from the stud at the top of the rear shoe (Note: This is a NUMMI/TMMC brake - on 2005 and later models with a TMC brake, the adjuster lever is on the front shoe) 6.4h Pull the front shoe away from the adjuster mechanism and the wheel cylinder while holding the adjuster mechanism back - twist the shoe until the spring end comes free of the shoe  " :1 l f 6.4c This i the complete rear brake assembly, refer to this photo during your disassembly/assembly procedure (NUMMI/TMMC-manufactured brae) .. 6.4f Remove the lower spring between the primary and secondary shoes #; 6.4i With the front shoe removed, disconnect the other end of the upper return spring and remove it (Note: On 2005 and later models with a TMC brake, the spring comes out with the adjuster screw assembly) 
9-8 Chapter 9 Brakes .x ",1"",,=,,,"J::IIO, 6.4j Remove the hold-down spring from the rear shoe , . 11 .. ,- 1 ,., "  ':.. .. f '. 6.4k Remove the rear shoe and adjuster assembly from the backing plate, then use pliers to remoye the clip holding the park brake lever to the stud on the rear shoe  ' .: '., . ... , ',' .. '.. . : ' ' .....:".:, . Ii! &j ,;w . A:' If"c\k". :,;.  6.41 Remove the parking: brake lever from the rear shoe . j;; !\" 6.4m Assemble the parking brake lever to the new rear shoe and crimp the C-washer closed with a pair of pliers (always use a new C-washer) 6.4n These points of shoe contact on the backing plate should receive a small dab of high-temperature grease before 'installing the new shoes .. ............ . 6.40 Guide the hold-down pin through while positioning the rear shoe 'A " \ 6.4p Secure the rear shoe with the hold- down cup/spring/ outer cup over the pin ,II;  . .;; -:..;:' 6.4q Lubricate the moving parts of the adjuster screw with a light coat of ;high- temperature grease; the screw portion of the adjuster will need t be threaded in further than before to allow the drum to fit over the new shoes 
:'\ ...: ,if.. ( .f:;::,:; '\ ,"'., ,    '" "', ',,,, J'i , i' ";'" ' , '\:' , ..::; .:.;, ,:.... 6.4r Install the adjuster assembly on the rear shoe (make sure the end fits properly into the slot in the shoe .  $; Chapter 9 Brakes ....::. ::::- ' "'i._ -.;- =it i "  ,.. '":" " , ' ".: ":':,.., -. "', '" '" . 6.4s Hook the spring into the hole in the rear shoe (Note: NUMMI/TMMC brake shown; on 2005 and later models with a TMC brake, the spring is installed wih the adjuster and connects to the shoe from the front side) m., r 6.4u Align the top of the front shoe with the adjuster and the slot in the piston on the wheel cylinder 1  ....::  .:. '", ..: ,. 6.4w Install the lever for ,the automatic adjuster (Note: NUMMI/TMMC I?rake shown; on 2005 and later models with a TMC brake, the adjuster lever is on the front shoe) , J , .'rif" ,;;{:H/.' 9-9 ' h, ""'. :,lc ."..'; .",,;..,. 6.4t Hold the front end of the spring with pliers while guiding it through the front' , shoe (Note: NUMMIflMMC brake shown; on 2005 and later models with a TMC brake, the spring connects to the shoe from the front side) . . " "f::  mT Im :.:t . ': .:,,-:;.tf::.%%:t::m::;.:-:'W--v..$ _ . 6.4v Wiggle the shoe to make sure it's seated properly.against the backing plate, then secure it with the hold-down spring . *' ,% " . . 6.4x Install the upper spring and connect , it to the adjuster lever, (N9te: NUMMII TMMC brake shown;:'on 2005 and later models w'th a TMC brake, he adjuster , 'lever is on the front shoe) '£1i'" ''>i.1\${:;.*'w' . fr- . 6.4y Install the lower spring between the two shoes 
9-10 Cha'pter 9 Brakes t , r, " 6.5 The maximum drum diameter is cast into the inside of the rear drums (typical) 7.4 To remove the wheel cylinder, unscrew the hydraulic line-to-wheel cylinder threaded fitting (1), then remove the mounting bolt (2) much that they can't be resurfaced without exceeding the maximum allowable diameter (stamped into the drum), then new ones will be required (see illustration). At the very least, if you elect not to have the drums resur- faced, remove the glaze from the surface with emery cloth using a swirling motion. 6 Install the brake drum on the axle flange. 7 Install the wheel and lug nuts, then lower the vehicle. Tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 8 Make a number of forward and reverse stops and operate the parking brake to adjust the brakes' until satisfactory pedal action is obtained. 9 Check the operation of the brakes care- fully before driving the vehicle. 7 Wheel cylinder - removal and installation Note: Never replace only one wheel cylinder - always replace both of them at the same time. Removal Refer to illustration 7.4 1 Raise the rear of the vehicle and sup- port it securely on jackstands. Block the front ' wheels to keep the vehicle from rolling. 2 Remove the brake shoe assembly (see Section 6). 3 Remove all dirt and foreign material from around the wheel cylinder. 4 Disconnect the brake line with a flare-nut wrench, if available (see illustration). Don't pull the brake line away from the wheel cylin- der. 5 Remove the wheel cylinder mounting bolt. 6 Detach the wheel cylinder from the .brake backing plate and place it on a clean workbench. Immediately plug the brake line to ' prevent fluid loss and contamination. Installation 7 Place the wheel cylinder in position and install the bolt finger tight. Con":lect the brake line to the cylinder, being careful not to cross-' thread the fitting. Tighten the wheel cylin- der bolt to the torque listed in this Chapter's Specifications. 8 Tighten the brake line fitting and install the brake shoes and drum. ,9 Bleed the brakes (see ection 10). Install the wheel and lug nuts. Lowr the vehicle. to the ground and tighten the lug nuts to the torque listed in this Chapter's Specifications. 10 Check the operation of the brakes care;., fully before driving the vehicle. 8 Master cylinder - removal and installation .Removal Refer to illustration 8. 1 1 Remove the cover from the air filter housing. Unplug the electrical connector for the brake fluid level warning switch (see illus- tration). ' 2 Remove as. much fluid as possible from the reservoir with a syringe. If the vehicle is equipped with a manual transaxle, clamp off the fluid feed hose to the clutch master cylin- der, then detach the hose from the brake fluid  reservoir. . 3 Place rags under the fittings and prepare caps or plastic bags to cover the ends of the lines once they're disconnected. Caution: Brake fluid will damage paint. Cover all body parts and, be careful not to spill fluid during this procedure. 4 Loosen the 'fittings at the ends of the brake lines where they enter the master cyl- inder. To prevent rounding off the flats, use a flare-nut wrench, which wraps around the fit- ting hex. . 5 Pull the brake lines away from the mas- ter cylinder and plug 'the ends to. prevent con- tamination. 6 Remove the nuts attaching the master cylinder to the power booster (see illustra- tion 8.1). Pull the master cylinder off the studs to remove it. Again, be carefu1 not to spill the fluid as this 'is done. ," " ' : ., "''': ' : ", ' , ' , ' : ''''''   . :..",,8' .' , ' c .. .,.-.  . :; .   !  I i " 8.1 Master cylinder installation details A Electrical connector B Brake line fittings C Mounting nut (right shown) II!!!<  " ? - ,'fry 
 Chapter 9 Brakes 9-11 8.8 The best way to bleed air from the master cylinder before installing it on the vehicle is with a pair of bleed tubes (typical master cylinder) Installation Refer to illustrations 8.8 and B. 16 7 Bench bleed the new master cylinder 'bfare installing it. Because it will be neces- sary to. apply pressure to. the master cylinder pistan and, at the same time, cantral flaw fram the brake line autlets, it is recammended that the master cylinder be maunted in a vise, with the jaws af the vise clamping an the maunting flange. 8 Attach a pair af master cylinder bleeder tubes to. the autlet parts af the master cylinder (see illustration). 9 Fill the reservair with brake fluid af the recammended type (see Chapter 1). 10 Slawly push the pistans into. the master cylinder '(a large Phillips'screwdriver can be used far this) - air will be expelled fram the pressure chambers and into. the reservair. Because the tubes are submerged in fluid, air can't be drawn back into. the master cylinder when yo.u release the pistans. 11 Repeat the pracedure until no. mare air bubbles are present. 12 Remave the bleed tubes, ane at a time, and install plugs in the apen parts to. prevent fluid leaage and air fram entering. If install- 9.3 Unscrew the brake line threaded fitting with a flare-nut wrench to protect ;--the fitting corners from being rounded off : ;:dM!' .  .b 'i11i!! ), "l'. ,J;.WJ   8.16 Have an assistant depress the brake pedal and hold it down, then loosen the fitting nut, allowing the air and fluid to escape; 'repeat this procedure on both fittings until the fluid is clear of air bubbles ing a new master cylinder, adjust the baaster pushrad length (see Sectian 11). Also. install a - new O-ring an the master cylinder bady. 13 Install tha reservoir caver, then install the master cylinder aver the studs an the pawer brake baaster and tighten the attaching nuts anly finger tight at this time. 14 Thread the brake line fittings into. the master cylinder. Since the master cylinder is still a bit laase, it can be maved slightly in arder far the fittings to. thread in easily. Do. nat strip the threads as the fittings are tightened., 15 - Fully tighten the maunting nuts, then the brake line fittings. 16 Fill the master cylinder reservair with fluid, then bleed the master cylinder and the brake system as described in Sectian 10. To. blee'd the cylinder an the vehicle, have an assistant deprass the brake pedal slawly and then hald the pedal to. the flaar. Loasen the. fitting nut to. allaw air and fluid to. escape (see illustration). Repeat this procedure an bath fittings until the fluid is clear af air bub- bles. Caution: Have plenty of rags on hand to catch the fluid - brake fluid will ruin painted, surfaces. 17 Test the aperatian af the brake system carefully befare placing the vehicle into. nar- mal service. Warning: Do not operate the vehic/ if you are in doubt about the effective- ness of the brake system. ' 9 Brake hoses and lines - inspection and replacement Inspection 1 Abaut every six manths, with the vehicle raised and supparted securely an jackstands, the rubber hases which connect the teel brake lines with the frant and rear brake assemblies shauld be inspected far 'cracks, chafing af the auter cover, leaks, blisters and ather damage. These are irt:1partant and vul- nerable parts af the brake system and inspec- tian shauld be camplete. A light and mirrar will be helpful far a tharaugh check. If a hase exhibits any af the abave canditians, replace it with a new ane. 'l Replacement Front brake hose Refer to illustrations 9.3 and 9.4 2 Laasen the ""he.el lug nuts,' raise the vehicle and suppart it securely an jackstands. Remave the wheel. 3 At the frame .bracket, unscrew the brake line fitting fram the hase (see illustration). Use a flare-nut wrench to. prevent raunding aff the corners. 4 Remave the U-clip fram the female fit- ting at the bracket with a pair af pliers (see 9.4 Remove the brake hose-to-brake line U- clip (A) with a pair of pliers - B is the brake hose bracket bolt on the strut 
9-12 illustration), then pass the hose through the bracket. 5 At the caliper end of the hose, remove the banjo fitting bolt (see illustration 3.6b), then separate the hose from the caliper. Note that there ,are two copper sealing washers on either side of the fitting - they should be replaced with new ones during installation. 6 Remove the U-clip from the strut bracket, then feed the hose through the bracket. 7 To install the hose, pass the caliper fit- ting end through the strut bracket, then con- nec the fitting to the caliper with the banjo bolt and copper washers. Make sure the _locating lug on the fitting is engaged with the hole in the caliper, then tighten the bolt to the torque listed in this Chapter's Specifications. 8 Push the metal support into the strut bracket ,and install the U-clip. Make sure the hose isn't twisted between the caliper and the strut bracket. 9 Route the hose into the frame bracket, again making sure it isn't twisted, then connect the brake line fitting, starting the threads by hand. Install the clip and E-ring, if equipped, _ then tighten the fitting securely. 10 Bleed the caliper (ee Section 10). 11 Install the wheel and lug nuts, lower the vehicle and tighten the lug nuts to the torque specified in Chapter 1. Rear brake hose 12 Perform Steps 2, 3 and 4 above, thn repeat Steps 3 and 4 at the other end of the hose. Be sure to bleed the-wheel cylinder (see Section 10). Metal brake lines 13 When replacing brake lines, be sure to use the correct parts. Don't use copper tubing for any brake system components. Purchase genuine steel brake lines from a dealer or auto parts store. 14 Prefabricated brake line" with the tube ends already flared and fittings installed, is available at auto parts stores and dealer parts departments. 15 When installing the new line, make sure it's securely supported in the brackets and has plenty of clearance between moving or hot components. 16 After installation, check the master cyl- inder flui level and add fluid as necessary. Bleed the brake system (see Section 10) and test the brakes carefully before driving the vehicle in traffic. 10 Brake hydraulic system - bleeding Refer to illustration 10.8 . Warning: Wear eye protection when bleeding the brake system. If the fluid comes in contact with your eyes, immediately rinse them with water and seek medical attention. Note: Bleeding the hydraulic system is neces- sary to remove any air that manages to find . its way into the system when it's been opened Chapter 9 Brakes during removal and installation of a hose, line, caliper or master cylinder. 1 You'll probably have to bleed the system at all four brakes if air has entered it due to low fluid level, or if the brake lines have been disconnected at the master cylinder. 2 If a brake line was disconnected only at a wheel, then only'that caliper or wheel cylin- der must be bled. 3 If a brake line is disconnected at a fitting located between the master cylinder -and any of the brakes, that part of the system served by the disconnected line must be bled. 4 Remove any residual vacuum from the brake power booster by applying the brake several times with the engine off. 5 Remove the master cylinder reservoir cover and fill the reservoir with brake fluid. Reinstall the cover. Note: Check the fluid level often during the bleeding operation and add fluid as n'ecessary to prevent the fluid level from falling low enough to 'allow air bubbles into the master cylinder. 6 Have an assistant on hand, as well as a supply of new brake fluid, a clear container partiaUy filled with clean brake fluid, a length of tubing to fit over the bleeder valve and a wrench to open and close the bleeder valve. 7 Beginning at the right rear wheel, loosen the bleeder valve slightly, then tighten it to a point where it's snug but can still be loosened quickly and easily. 8 Place one end of the tubing over the bleeder valve and submerge the other end in brake fluid in the container (see illustration)'. 9 Have the assistant depress the brake pedal slowly, then hold the pedal down firmly. 10 While the pedal is held down, open the bleeder valve just enough to lfow a flow of fluid to leave the valve. Watch for air bubbles to exit the submerged end of the tube. When the fluid flow slows after a cou'ple of sec- onds, close the valve and have your assistant release the pedal. 11 Repeat Steps 9 and 10 until no more air is seen leaving the tube, then tighten the bleeder valve and proceed to the left rear wheel, the right front wheel and the left front wheel, in that order, and perform the same procedure. Be sure to check the fluid in the 10.8 When bleeding the brakes, a hose is connected to ' the bleeder valve at the caliper or wheel cylinder and then submerged in brake fluid. Air will be seen as bubbles in the tube and container. All air must be expelled before moving to the next wheel master cylinder reservoir frequently. 12 Never use old brake fluid. It contains moisture that will deteriorate the brake system components. 13 Refill the master cylinder with fluid at the end of the operation. 1  Check the operation of the brakes. The pedal should feel solid when depressed, with no sponginess. If necessary, repeat the entire process. Warning: Do not operate the vehicle , 'l if you're in doubt about the effectiveness of the brake system. ," 11 Power brake booster - check, removal and installation Operating check 1 Depress the brake pedal several times with the engine off and make sure there's no ' change in the pedal reserve distance. 2 Depress the pedal and start the engine. If the pedal goes down slightly, operation is normal. Airtightness check 3 Start the engine and turn it off after one or two minutes. Depress the brake pedal slowly several times. If the pedal depresses less each timet the booster is airtight. . 4 Depress the brake pedal while the engine is running, then stop the engine with the pedal depressed. If there's no change in the pedal reserve travel after holding the pedal for 3-0 seconds, the booster is airtight. Removal Refer to illustration 11.11 5 Power brake booster units shouldn't be disassembled. They requir special tools not normally found in most automotive repair $ta... ' tions or shops. They're -fairly cqmplex and, because of their 'critical relationship to brake performance, should be replaced with a new or rebuilt one. 6 - Remove the brake master cylinder (see Section 8). 
Chapter 9 Brakes 9-13 "\;'" \, " '?'-t;),,;,;'> t  ,., .;:,;f;:;,)'f r; ;, -: 11.11 To disconnect the power brake booster pushrod from the brake pedal, remove the retaining clip and clevis pin (center); to detach the booster from the firewall, remove the four mounting nuts (three seen here) 11.14b Measure the distance from the mounting flange to the end of the 'master cylinder 7 Remove the air filter housing (see Chap- ter 4). 8 In the engine compartment, disconnect the vacuum hose from the booster. 9 On models with cruise control, remove toe cruise control actuator and bracket. 10 Unclip and/or detach any brake lines around the booster, as necessary; to atlowthe bopster to be removed without damaging the lines. 11 Using a flashlight, locate the clevis which connects the booster pushrod to the top of the . brake pedal. Remove the clevis pin retaining . clip with pliers and pull out the pin (see ,illus- tration ). 12 Remove the four nuts and washers hold- ing the brake booster to the firewall (you may need a light to see them). Slide the booster straight Qut from the firewall until the studs clear the holes. Installation , Refer to illustrations 11. 14a, 11.14b, 11.14c and 11.14d r13 Installation procedures are basically.the ...,.    . . 11.14a Measure the distance that the pushrod protrudes from the brake booster at the master-cylinder mounting surface (includ.ing the gasket) I I I " If. 11.14c Measure the distance from the piston pocket to, the end of the master cylinder reverse of removal. Tighten the clevis locknut securely and the booster mounting nuts to the torque listed in this Chapter's Specifications. 14 U a new power brake booster unit is being instaUed, the booster pushrod-to-mas- . I 1114d To adjust the length ofthe.booster pushrod, hold the serrated portion ,f the rod with a pair of pliers and turn the adjusting screw in or out, as necessary, to achieve the desired setting ter cylinder piston clearance must beat zero - if there is interference between the two, the brakes may drag. If there is too much clear- ance, there will be excessive brake pedal travel. Check the pushrod clearance as fol- lows: a) Measure the distance that the push- rod protrudes from..the master cylinder mounting surface on the front of the power brake booster, including the gas- ket. Write down this measurement (see illustration). This is "dimension A. 11 b) Measure the distance from the mounting flange to the end of the master cylinder (see illustration). Write down this mea- surement. This is lldimension' B." c) Measure the distance from the end of the master cylinder to the bottom of the pocket in the piston (see illustration). Write down this measurement. This is "dimension C." d) Subtract measurement B from measure- ment C, then subtract measarement A from the difference between Band C. This is the pushrod clearance. 
9-14 , Chapter 9 B,rakes A , 12.3 Loosen the locknut (A), then turn the adjusting nut (B) until the desired handle travel is obtained e) Compare your calculated pushrod clear- ance to the pushrod clearance listed in this Chpter's Specifications. If nec- essary, adjust the pushrod length to , achieve the o"ect clearance (see illus- tration 11.14d). 15 After the final installation of the master cylinder and brake hoses and lines, the brake pedal height and freeplay must be adjusted and the system must be bled. See the appro- priate $ections of this Chapter for the proce- dures. 12 Parking brake - adjustment Refer to illustration 12.3 1 The parking brake lever, when prop- erly adjusted, should travel six to nine clicks when a moderate pulling force is applied. If it travels less than six clicks, there's a chance the parking brake might not be releasing completely and might be dragging on the drum or disc. If the lever cafl be pulled up more than nine clicks, the parking brake may not hold adequately on an incline, allow- ing the car to roll. 2 To gain access to the parking brake cable adjuster, remove the center console (e Chapter 11). 3 Loosen the locknut (the upper nut) while holding the adjusting nut (lower nut) with a wrench (see illustration). Tighten .the adjust- ing nut until the desired travel is attained. Tighten the locknut. 4 'Install the console. 13 Brake pedal - adjustment Pec:!al height Refer to illustration 13. 1 1 The height of the brake pedal is the dis- . tance the pedal sits off the floor (see illustra- \\¥ ,#'\\ D 192037-13..1 HAYNES I A 13.1 Brake pedal adjusting details Pedal height adjusting 'point Brake light switch locknut Pedal height measurement point Freeplay measurement point B C D tion). If the pedal height is not within Specifi- cations, it must be adjusted. 2 Loosen the locknut on the brake light switch and unscrew the switch until it doesn't contact the pedal arm. (see illustration 14.2). Before measuring the brake pedal height, make sure the pedal is in the fully-returned position. Measure the pedal height and, if necessary, adjust it by loosening the locknut on the pedal push rod and turning the push rod to achieve the proper height. When the proper height has been obtained, tighten the locknut secu rely. 3 Adjust the brake light switch (see Sec- tion 14). Pedal freeplay 4 The freeplay is the pedal slack, or the distance the pedal can be depressed before it begins to have any effect on the brake sys- tem (see illustration 13.1). Before checking brake pedal freeplay, depress the brake pedal several times (with the engine off). 5 If the pedal freeplay is not within the specified range, check the adjustment of the brake light switch (see Section 14). 6 If the brake light switch is properly adjusted, troubleshoot the brake system for the cause of excessive freeplay (suspect either air in the hydraulic system [see Sec- tion 10], excessive clearance between the booster pushrod and the master cylinder pis- ton [see Section 11]), or excessive clearance between the rear brake shoes and the brake drums. Brake pedal reserve distance 7 With the parking brake released and the engine running, depress the pedal with nor- mal braking effort and have an assistant mea- sure the distance from the center of the pedal pad to the floor. If the distance is less than specified, troubleshoot the brake system (see Step 6). 14 Brake light switch - removal, installation and adjust-:nent Removal and installation Refer to illustration 14. 1 1 The brake light switch (see illustration) is located on a bracket at the top of the brake pedal. 2 Disconnect the wiring harness at the brake light switch. 14.1 The brake light switch (A) is located at the top , of the brake pedal - B is the adjusting locknut 
Chapter 9 Brakes 9-15 14.6 To adjust the brake light switch, loosen the locknut and rotate the switch until the plunger distance (dimension A) . is within the range listed in this Chapter's Speci'fications, then - tighten the locknut 192008-9-15.6 HAYNES I 3 Loosen the locknut and unscrew the switch from the pedal bracket. 4 I nstallation is the reverse of removal. Adjustment Refer to illustration 14.6 5 Check and, if necessary, adjust rake pedal height (see Chapter 1). 6 Loosen the switch' locknut, adjust the switch so that the distance the plunger pro- trudes (see illustration) is within the range listed in this Chapter's Specifictions. (If you're unable to measure this distance, adjust the plunger so that it lightly contacts the pedal stop.) Tighten the locknut. 7 Plug the electrical connector into the switch and reconnect the battery. Make sure th brake lights come on when the brake pedal is depressed and go off when the pedal is released. If n<?t, repeat the adjustment pro- cedure until the brake lights function properly. 't. 
9-16 Chapter 9 Brakes Notes 
10-1 Chapter 10 Suspension nd steering systems Contents Section Balljoint - replacement................................................................... 6 Control arm  removal, inspection and installation......................... 5 General information .... .......... ................. ........................................ 1 Hub and bearing assembly (front) - removal and installation ........ 8 Hub and bearing assembly (rear) - removal and installation ......... 11 PoWer steering fluid level. check ......................................, See Chapter 1 Power steering pump - removal and installation............................ 18 Power steering system - bleeding .................................................. 19 Rear axle beam - removal and installation ..................n................ 12 Shock absorber/coil spring assembly (rear) - removal, , inspection and installation ......... ...... ................................:. .... ... 10 Stabilizer bar and bushings (front) - removal and installation........ 4 Stabilizer bar and bushings (rear) - removal and installation ........ 9 Steering and suspension chec......_................................ See Chapter 1 Section Steering gear... removal and installation ........................................ 17 Steering gear boots - replacement ................................................ 16 Steering knuckle and hub - removal and installation ..................... 7 Steering system - general information ........................................... 13 Steering wheel - removal and installation...................................... 14 Strut assembly (front) - removal, inspection and installation ......... 2 Strut or shock absorber/coil spring assembly - replacement......... 3 Tie"':rod ends - removal and installation ..................'........................ 15 Tire and tire pressure checks .........................'................. See Chapter 1 Tire rotation ..... ..... .... ...,...... .......................... ............. ...... See Chapter l' Wheel alignment - general information ......................................... 22 Wheel studs - replacement................ ............. ............ ................... 20 Wheels and tires - general information ........................................... ' 2'1 1. Specifications Torque specifiqations Ft-Ibs (unless otherwise indicated) Note: One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values be/owapproximatf!/Y 15 ft-Ibs are expressed in inch-pou,nds,' since most foot-pound tdrque wrenches are not. accurate at these smaller values. ' , Front suspension Balljoints Balljoint-to-control arm bolt/nuts.................................................. ....... BlIjoint-to-steering knuckle ,nut ........... ......... ............... ....... .... ........... Control arm to crossmember .... ...... .......... .......... ...... ........... .......... .......... Stabilizer bar Bracket-to-crossmember bolts.............................. .............................. Link nuts...... .............. ...... ...... .... .... ............ ... ......... .... ................. ......... Struts Strut-te-steering knuckle bolts/nuts ...................................... n............. Strut upper mounting nuts............................ ...... ........................ ......... Damper shaft nut... ... ....... .................. ......... ..... ........................... ..... ..... Subframe' crbssmember (see illustration 4.6) Bolt A ... ............................ ."'... .,.. .... ................. .-:......... .... ..... ................ Bolt B ..... ..'.. ..'..........:......... ................:................ .'........ ........................ - Bolts/nuts C..,. ..................... ...... .......... .... .......................... ............. ..... Rear suspension Axle beam pivot bolts. ............... ............ ..... ..... ........... ...... ......................... Hub and bearing ,assembly-to-rear axle carrier bolts............................... Stabilizer bar-to-axle bolts/nuts............ ......... ........ ...... .................. ........... Shock absorber/coil spring assembly Lower mounting nut......... ...................................................... ..,............. Upper mounting nuts/bolt.............................:...................................... Damper shaft nut.................................................................................. 66 76 101 168 in-Ibs 55 113 29 35 116 83 38 66 45 144 59 59 41 
10-2 Chapter 10 Suspension and steering systems Torque specifications (continued) Ft-Ibs (unless otherwise indicated) Note: One foot-pound (ft-Ib) of torque is equivalent to 12 inch-pounds (in-Ibs) of torque. Torque values below approximately 15 ft-Ibs are expressed in inch-pounds, since most foot-pound torque wrenches are not accurate at these smaller values. Steering Airbag module Torx screws....... ........... ........ ....... .................................... Steering gear-to-crossmember b01ts ....................................................... Steering wheel nut........... ...................... ............... ..................... ....... ....... Tie-rod end-to-steering knuckle nut.... ...... ............... ..... .............. ... .......... Tie-rod end locknuts.. .................. ................. ................ ........................... U-joint-to-pinion shaft pinch bolt......... ............... ...................................... Power steering pressure line fitting-to-pump ........................................... Power steering pump mounting bolts ...................................................... Pressure lines to steering gear......................... ....................................... 78 in-Ibs 43 37 36 55 26 30 27 108 in-Ibs 1 General information to the vehicle's body strut support. The lower end of the strut assembly is connected to the upper end of the steering knuckle. The steer- ing knuckle is attached to a balljoint mounted on the outer end of the suspension cbntrol arm. A stabilizer bar reduces body roll. The rear suspension (see illustration) utilizes shock absorber/coil spring assem- blies. The upper end of each assembly is attached to the vehicle body. The lower ends are attached to a beam axle. The axle has two integral forward arms located to the chassis by bolts through pivot bushings. , . The rack-and-pinion steering gear is Refer to illustrations 1. 1 and 1.2 The front suspension (see illustration) IS a MacPherson strut design. The upper end of each strut/coil spring ssembly is attached 'N'== '<:".'M" . ,11< .. ' it r :' r'" ;i --4 1 'fJ',t , : , ..",  ' T if ''''''' . ... <..".. - ."'...";.:::.t; .}. .  '\: "' t ....1/ ..'3',., :f/1 '2 ' ,0 .."M...... <J " 'c;  ". a " ,....,',' ,  'f'>.,.":..<',.."'. 1 Front stabilizer bar 2 Control arm 1.1 Front suspension anti steering components 3 Balljoint 4' Strut/coil spring assembly 5 Support brace ',6 Suspension crossmember ;. 't 
Chapter 10 Suspension and steering systems 10-3 located behind the engine/transaxle assem- bly on the firewall and actuates. the tie-rods which are attached to the steering knuckles. The inner ends of the tie-rods are protected by rubber boots,' which should be inspected periodically for secure attachment, tears and leaking lubricant. The power assist system consists of 'a belt-driven pump and associated lines and hoses. The f'uid level in the power steering pump reservoir should be checked priodi cally (see Chapter 1 ). The steering wheel operates the steer- ing shaft, which actuates the steering gear through universal joints. Looseness in the steering can be caused by wear in the steer- ing shaft .universal joints, the steering 'gear, the tie-rod ends and loose retaining bolts. Precautions Frequently, when. working on the sus- pension or steering system components, you may come across fastel1ers that seem impos- sible to loosen. These fasteners on the under- side of the vehicle are continually subjected to water, road grime, mud, etc., and can become rusted or "frozen," making them extremely difficult to remove. In orde'r to unscrew these stubborn fasteners without damaging them (or other Components), be sure to use lots of penetrating oil and allow it to soak in for a while. Using a wire brush to clean exposed threads will also ease removal of the nut or bolt and prevent damage to the threads. Sometimes a sharp blow with a hammer and punch will break the bond between a nut and bolt threads, but care must be taken to pre- vent the punch from slipping off the fastener and ruining the threads. Heating the stuck fastener and surrounding area with a torch som'etimes helps too, but isn't 'recommended because of the obvious dangers associated with fire. Long breaker bars and extension, or "cheater," pipes will increase leverage, but never use an extension pipe on a ratchet - the ratcheting mechanism could be dmaged. "«_:;.-.g;:-..-.:--.;.-;.' &::':... 7'..J ::...,s.:.r'-:- .......... :--- ... "';:Y.'-M.-""":i:-".-'Z';:;Aev.-3t,..,t 5s:' I  , t  "",.."'"' , " ""',.."'> , ' "»!X." Y  ',' .i''. Nii::; ii ij i , I 1 ,; 1 Rear axle beam 2 Rear axle beam pivots c . '-i"'.:.' .."................W'.:'., Sometimes tightening the nut or bolt first will help to break it loose. Fasteners that require drastic measures to remove should always be replaced with new ones. Since most of the procedures dealt with in this Chapter invOlve jacking up the vehicle 'and working underneath it, a good pair of jackstands will be needed. A hydraulic ,floor jack is the preferred type of jack, to -lift the vehi- cle, and it can also be used to support certai'n components during yarious operations. Warn- ing: Never, under any circumstances, rely on a jack to support the vehicle while working on it. Whenever any of the suspension or steer- ing fasteners are loosened or removed they must be inspected and, if necessary, replaced with new ones of the same part number or of original equipment quality and design. Torque specifications must be followed for proper reassembly and component retention. Never attempt to heat or straighten any suspension or steering components. Instead, replace any bent or damaged part with a new one. !.;;iC.AII .. '\ <, , ,! , -1'; . { . f' -fIf" ,-, 1 1.2 Typical rear suspesion components 3 Shock absorber/coil spring assembly 4 Rear stabilizer bar (inside axle beam) 
10-4 Chapter 10 $uspension and steering systems \I . , .. 'c  , ",, . ... "",;:;; ;'''4ii''' .. 2.3 To detach the strut assembly from the steering knuckle, remove the two nuts, then knock out the bolts with a hammer and punch - note marks of bolt/strut relationship 2 Strut assembly (front) - removal, inspection and installation Removal Refer to illustrations 2.3 and 2.5 1 LoC?sen the wheel lug nuts, raise the vehicle and support it securely on jackstands. Remove the wheel. 2 Unbolt the brake hose bracket from the strut. If the vehicle is equipped with ASS, detach the speed sensor wiring harness from the strut by removing the clamp bracket bolt. Refer to Section.4 an disconnect the stabi- lizer link from the strut. 3 Mark the relationship of the strut to th steering knuckle. Note: Also mark the posi- tions of the bolts, as special camber adjust- ing bolts may have been fitted at some point. Remove the strut-to-knuckle nuts (see illus- tration) and knock the bolts out with a ham- mer and punch. 4 Separate the strut from the steering knuckle. Se careful not to overextend the inner CV joint. Also, don't let the steering knuckle fall outward and strain the brake hose. 5 Support the strut and spring assem- bly (an' assistant would be helpful here) and remove the three strut-to-body nuts (see illustration). Remove the assembly out from the fenderwell. Inspection 6 Check the strut body for leakir:lg fluid, dents, cracks' and other obvious damage that would warrant repair .or replacement. 7 Check the coil spring for chips or cracks in , the spring coating (this will cause prema- ture spring failure due to corrosion). Inspect the spring seat for cut, hardness and general deterioration. 8 If any undesirable conditions exist, pro- . . ceed to the strut disassembly procedure (see Section 3). Installation 9 Guide the strut assembly up into the 25 To detach the upper end of the strut assembly from the body, remove the upper mounting nuts fenderwell and insert the upper mounting studs through the holes in the body. Once the studs protrude, install the nuts so the strut won't fall back through. This is most easily accomplished with the help of an assistant, as the strut is quite heavy and awkward. 10 Slide the steering knuckle into the strut flange and insert th two bolts.. Install the nuts, align the previously made match-marks and tighten them to the torque listed in this Chapter's Specifications. 11 Connect the brake hose bracket to the strut and tighten the bolt securely. If the vehi- cle is equipped with ASS, install the speed sensor wiring harness bracket. 12 Install the wheel and lug nuts, then lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 13 Tighten the upper mounting nuts to the torque listed 'in this Chapter's Specifications. 14 Drive the vehicle to n alignment shop to have the front-end alignment checked, and if necessary, adjusted. 3 Strut or shock absorber/coil spring assembly - replacement 1 If the struts or coil springs exhibit the tell- tale signs of wear (leaking fluid, loss of damp- ing capability, chipped, sagging or cracked coil springs) explore all options before begin- ning any work. The strut/shock absorber assemblies are not serviceable and must be replaced if a problem develops. However, strut assemblies complete with springs my be available on, an exchange basis, which eliminates much time and work. Whichever t route you choose to take, check on the cost and availability of parts before disassembling your vehicle. Warning: Disassembling a strut is potentially dangerous and utmost attention must be directed .to the jqb, or serious injury , may result. Use only a high-quality spring compressor and carefully follow the manu- facturer's instructions furnished' with the tool. After removing the coil spring from the strut assembly, set it' aside in a safe, isolated area. Disassembly Refer to illustrations 3.3, 3.4; 3., 3.6 and 3.7 2 Renl0ve the strut assembly following the procedure described in Section 2 (front) or if you're working on a rear shock .absorber! coil spring assembly, Section 1 O Mount the assembly in a vise. Line. the vise jaws with wood or. rags to prevnt damage to the unit and don't tighten the vise excessively. 3 Following the tool manufacturer's instruc- tions, install the spring compressor (which 3.3 Install the spring. compressor' according'to the tool manufacturer's instructions and compress the spring until all pressure is relieved from the upper spring seat 
, Chapter 10 Suspension and steering systems 10,-5 3.4 Remove the damper shaft nut - if the upper spring seat turns while loosening the nut, immobilize it with a chain wrench or strap wrench can be obtained at most auto parts stores or equipment yards on a daily rental basis) on the spring and compress it suffiCiently to relieve all pressure from the upper spring seat (see illustration). This can be verified by wig- gling the spring. 4' Mark the positions of the upper and lower spring seats and suspension support to each other. Loosen the damper shaft nut ith a socket (see illustration). 5 Remove the nut and suspension support (see illustration). Inspect the bearing in the suspension support for smooth operation.. If it doesn't turn smoothly, replace the suspen- 'sian support. Check the rubber portion of the suspension support for cracking and general deterioration. If there is any separation of the rubber, replace' it. 6 Lift'the spring seat and upper insula- tor from the damper shaft (see illustration). Check the rubber spring seat for cracking and hardness, replacing it if necessary. 7 Carefully lift the compressed spring from the assembly (see illustration) and set it in a safe place. Warning: Never place your head near the end of the spring! 8 Slide the rubber bumper off the damper shaft. 9 Check the lower insulator (if equipped) for wear, cracking and hardness and replace it if necessary. Reassembly Refer to illustrations 3. 11 and 3. 12 10 If the lower insulator is being replaced, set it into position with the dropped .portion seated in the lowest part of the seat. Extend the damper rod to its fulJ length and install the rubber bumper. 11 Carefully place the coil spring onto the lower insulator, with the end of the spring resth1g in the lowest part of the insulator (see illustration). . 12 Install the upper insulator and spring seat, making sure that the flats in th hole in ",' the seat match up with the flats on the damper shaft (see illustration). 3.5 Lift the suspension support off the damper shaft 13 Install the dust seal and suspension sup- port to the damper shaft. Make sure all of the marks made in Step 4 are in alignment. 14 Install a new nut and tighten it to the torque listed in this Chapter's Specifications. Warning: The manufacturer states that a new damper shaft nut must be installed. 15 Install the strut asembly following the procedure outlined in Section 2 (front), or the rear shock absorber/coil spring as described in Section 10. 4 Stabilizer bar and bushings (front) - removal and installation Note: This. is a difficult procedure for the nov- ice mechanic since the engine/transaxle must be supported from above with an engine sup- port fixture or hoist r while the front suspension crossmember is unbolted and lowered. Removal Refer to illustrations 4.2 r 4.6 and 4.7 1 Loosen the front wheel lug nuts. Raise' the front of the vehicle and support it securely on jackstands. Apply the parking brake and block the rear wheels to keep the vehicle . 3.11 When installing the spring, make sure the end fits into the recessed portion of the lower seat 3.6 Remove the spring seat from the damper shaft 'f , 3.7 Remove the compressed spring assembly - keep the ends of the spring pointed away froin your body ; ", ",' 1 ; , -...-   """"9 ""«i{,':"":,.,":;::-,,::y:.t.".l">;"':::{.'::''12:-'(:';:;;'.;...""'?':i"::"':';':"'':;';'..:'';;';;N:.:..4';';:;-:C .<.a.' ?.(:. =1<;$&"W'...-;.@':";'-;,,,:s.1  3.12 The flats on the damper shaft must match up with the flats. in the spring seat 
1'0-6 Chapter 10 Suspension and steering systems 4.2 If you're removing the stabili.zer bar, . detach the bar from the link by removing the lower nut; if you're removing the strut, 'remove the upper nut and detach the link from the strut -;? } \\ "1'1 from rolling off the stands. Remove the front wheels. 2 Detach the stabilizer bar link from the bar (see illustration). If the ball stud turns with the nut, use an Allen wrench to hold the stud. 3 Remove the steering shaft pinch bolt (see Section 17). 4 Support the engine/transaxle assembly from above with an engine hoist OF support fixture (see illustration 17.3). 5 Remove the mounting bolts from the engine/transaxle mounts to the crossmember. Refer to Chapter 2A for engine and transaxle m9unt replacement procedures. 6 Remove the subframe/crossmember mounting bolts from the chassis, using a floor jack to lower the crossmember enough to access the stabilizer bar clamps (see illus- tration). Be sure to note exactly the size and location of each nut and bolt to insure correct reassembly. Note: The transaxle should be supported by a floor jack immediately after the subframe is removed from the vehicle. The transaxle will tilt slightly but should remain steady if the engine is properly secured with the engine compartment brace. 7 Unbolt the stabilizer bar bushing clamps and remove the stabilizer bar (see illustra- tion). 8 While the stabilizer bar is off the vehicle, slide off the retainer bushings and inspect them. If they're cracked, worn or deterio- rated, replace them. nfs also a good idea to inspect the stabilizer ,bar link. To check it, flip the balljoint stud side-to-side five or six times, then install the nut. Using an inch-pound torque wrench, turn the nut continuously one turn every two to four seconds and note the torque reading on the fifth turn. It should be about 0.4 to 8.7 in-Ibs.lf it isn't, replace the link. 9 Clean the bushing area of the stabilizer bar with a stiff wire brush to remove any rust or dirt. Installation 10 Lubricate the inside and outside of the new bushing with vegetable oil (used in cook- ing) to simplify reassembly. Caution: Don't use petroleum or mineral-based lubricants or brake fluid - they will lead to deterioration of the bushings.  1 / t ;.>:.;_.:_:,/._j{:.;, , ' " , , '::"";':.':-"'''' , ' , ''' .:,' ::'::::f ':. ;\H'   4.6 Remove the front suspension subframe bolts (with an overhead support for the engine/transaxle and a floor jack under the subframe - refer to the letter designations for torque specs when installing fasteners for the subframe (A and B), engine mount crossmember (C) and the lower control arm balljoint bolts (D) 
Chapter 10 Suspensio.n and steering systems 10-7 11 Installation is the reverse of removal. Tighten all fasteners to the torque values listed in this Chapter's Specifications. Note: When installing the subframe, use a rod of the same diameter as the four subframe to-chas- sis bolts to align each side until that side's bolts c.an be inserted one at a time. Do not tighten any of the four bolts until all have been installed finger tight, then tighten to the Speci- fications in this Chapter. 12 Install the wheel and lug nuts, lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 13 It's a good idea to have the front wheel alignment checked, and if necessary, adjusted after thi job has been performed. 5 Control arm - removal, inspection and installation Removal Refer to illustrations 5.2a and 5.2b 1 Loosen the wheel lug nuts on the side to be dismantled, raise the front of the vehicle, support it securely on jackstands and remove the wheel. 2 Remove the bolt and two nuts holding the control arm to the steering knuckle. Use a prybar to disconnect the control arm from the steering knuckle (see illustrations). 3 Refer to Section 4 and unbolt and lower the front suspension crossmember with a floor jack. 4 Remove the control arm front pivot bolt. 5 Remove the rear bushing bolt. 6 Remove the control arm. Inspectio,n 7 Check the control arm for distortion and the bushings for wear, repl'acing parts as nec- essary. Do not attempt to straighten a bent control arm. Installation 8 I nstalfation is the reverse of removal. \;  4.7 Remove the bolts and the stabilizer clamps Tighten all o(the fasteners to the torque val- ues listed in this Chapter's Specifications,. but don't tighten the front pivot bolt until the outer end of the control arm has been raised with a floor jack to simulate normal ride height. Note: When installing the subframe, use a rod of the same diameter as the four subframe to-chas- sis bolts to align each side until that side's bolts can be inserted one .at a time. Do not tighten any of the four bolts until all have been installed finger tight, then tighten to the Speci- fications in this Chapter. 9 Install the wheel and lug nuts, lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. . 10 It's a good idea to have the front wheel alJgnment checked, and if necessary, adjusted after this job has been performed. 6 Balljoint - replacement Refer to illustration 6.3 1 Loosen the wheel lug nuts, raise the vehicle and support it securely on jackstands. Remove the wheel. 2 Remove the cotter pin from the balljoint 5.2b ... and pry the control arm and ballje>int apart with a large prybar or screwdriver 5.2a To detach the control arm from the steering knuckle balljoint, remove this bolt and these two nuts ... stud and loosen the nut (but don't remove it yet). < 3 Separate the bal1joint from the-- steering knuckle with a picklefork-type bal1joint sepa- rator (see illustration). Remove the baUjoint stud nut. The clearance between the bal1joint stud and the CV joint is very tight. To. remove the stud nut, you'll have to aJternately back off the nut a turn or two, pull down the stud, turn the nut another turn or two, etc. until th nut is off. 4 Remove the bolt and nuts securing the balljoint to the control arm, then separate the balljoint from the control arm with a prybar (see illustrations 5a and 5.2bl. 5 To install' the balljoint, insert the balljoint stud through the hole in the steering knuckle and install the nut, but don't tighten it yet. Don't push the balljoint stud' all the way up into and through the hole; instead, thread the nut onto the stud as soon as the stud protrudes through the hole, then turn the nut to draw the stud up through the hole. 6 Attach the balljoint to the control arm and install the bolt and nuts, tightening them to the torque listed in this Chapter's Specifications 7 Tighten the balljoint stud nut to the 't "'M'_. 19 6.3 Separate the balljoint from the steering knuckle with a picklefork-type balljoint :$eparator , 
10-8 Chapt r 10 S'uspension and steering systems l" *fj!' 7.8 Use a balljoint removal tool or small pu lIer to remove the balljoint torque listed in this Chapter's Specifications and install a new cotter pin. "If the cotter pin hole doesn't line up with the slots on the nut, tighten the nut additionally until it does line up - don't loosen the nut to insert the cotter pin. 8 Install the wheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 7 St ering knuckle and hub - removal and installation Warning: Dust created by the brake system is harmful to your health. Never blow it out with compresse .air and don't inhale any of it. Do not, under any circumstances, use petro- leum-based solvents to clean brake parts. Use brake syst m cleaner on/ Removal Refer to illustration 7.8 1 Loosen the wheel lug nuts, raise the vehicle and support it securely on jackstands, then remove the wheel. 2 Remove the brake caliper (don't discon- nect the hose) and the brake disc (see Chap- ter 9), and disconnect the brake hose from , the strut. Hang the caliper from the coil spring with a piece of wire - don't let it hang by the brake hose. 3 If the vehicle is equipped with ASS, dis- connect and remove the wheel speed sensor. 4 Mark the relationship of the strut to , the steering knuckle (see illustration 2.3). Loosen, but don't remove the strut-ta-steering knuckle nuts and bolts (see Section 2). 5 Separate the tie-rod end from the steer- ing knuckle arm (see Section 15). 6 Remove the balljoint-to-Iower arm bolt and nuts (see illustrations 5.2a and 5.2b). 7 Remove the driveaxle/hub nut and push the driveaxle from the hub as described in Chapter 8. Support the end of the driveax1e with a piece of wire. . 8 Since the axle is out in this case, you can lfse a balljoint removal tool (see illustration) or a small puller to remove the balljoint from the steering knuckle. Note: If you're removing the .steering knuckle to replace the hub bear- ings, and the balljoint is in good condition, the - balljoint can remain attached. 9 The strut,;,to-knuckle bolts can now be removed. 10 Carefully separate the steering knuckle from the strut. Installation 11 Guide the knuckle and hub assembly into position, inserting th driveaxle into the' hub. 12 Push the knuckle into the strut flange and install the bolts and nuts, but don't tighten them yet. 13 If you removed the balljoint from the old knuckle, and are plal1ning to use it with the new knuckle, connect the balljoint to the knuckle and tighten the balljoint stud nut to the torque listed in this Chapter's Specifica- tions. Install a new cotter pin. 14 Attach the balljoint to the control arm, but don't tighten the bolt and nuts yet. 15 Attach the tie-rod to the steering knuckle arm (see Section 15). Tighten the strut bolt nuts, the balljoint-to-control arm bolt and nuts and the tie-rod nut to the torque listed in this Chapter's Specifications. 16 Place the brake disc on the hub and install the caliper as outlined in Chapter 9. 17 Install the driveaxle/hub nut and tighten it to the torque listed in the Chapter 8 Specifi- cations. 18 Install the wheel and I g nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 19 Have the front-end alignment checked and, if necessary, adjusted. . 8 Hub and bearing assembly (front) - removal and installation Due to the special tools and xpertise required to press the hub and bearing from ,the steering knuckle, this job should be -left to a professional shop. However, the steer- }""''''''=:»'7'''''_''''': ;'I2'' ':"'' :.W'*'''''''''''';;;; .. , . : : ,j. 9.2 To detach the rear stabilizer bar (A) from the axle' 'beam, remove the bolts/nuts (B, right side shown) ing knuckle and hub may be removed and the assembly taken to an automotive machine shop or other qualified repair facility equipped with the necessary tools. See Section 7 for the steering knuckle and hub removal proce- dure. 9 Stabilizer bar and bushings (rear) - removal and installation Refer to illustration 9.2 1 .Loosen the rear wheel lug nuts. Raise the rear of the vehicle and place it securely on jackstands. 2 Remove the stabilizer bar-te-axle beam bolts/nuts (see illustration). 3 The stabilizefbar is mounted inside the open back of the U-channel axle beam. Once the bolts are removed, you may. have to use a prybar to remove the stabilizer bar from the axle beam. 4 I nstallation is the reverse of the removal procedure. When reinstalling the bar to the axle beam, look for a distinctive mark on the top of the bar at one side. When properly installed, this mark will fac Up and be on the left side of the axle beam. 5 Tighten the bolts/nuts to the Specifica- tions listed in this Chapter. - . 10 Shock absorber/coil spring assembly (rear) - removal, inspection and installation Note: Shock absorber/coil spring assemblies should only be replaced in pairs. Removal Refer to illustrations 10.4 and 10.6 1 Open the trunk and remove the spare tire. 2 Refer to Chapter 11 and remove the left and right inner trim panels at the sides of the trunk compartment, and the floor trim panel ahead of the spare tire well. 3 Raise the rear of the vehicle and sup- expert22 An71 http://rutracker.org
Chapter 10 Suspension and steering system$ 10-9 '7t :! r 10.4 Inside the trunk, remove the two nuts (A) securing the upper part of the shock absorber - the bolt (8) is removed from below port it securely on jackstarids Support the axle beam with a floor jack, nearest the shock absorber being removed. 4 From inside the trunk remove the two nuts at the upper mount (see illustration). Note: The shock absorber is still secured by one bolt, which is accessed from below. 5 From below, remove the bolt securing the upper part of the shock absorber to the body. 6 Remove - the shock absorber lOWer mounting nut and washer (see illustration). 7 Remove the shock absorber assembly. It may be necessary to lower the floor jack far enough to disengage the upper mount before pulling the shock off the lower mounting stu. Inspection 8 Follow the inspection procedures de- scribed in Section 3. If you determine that the . shock absorber assembly mU'st be diassem- bled for replacement of the shock body or the coil spring, refer to Section 3. Installation 9 Maneuver the assembly up into the fenderwelf and install the ,lower mount onto the stud and guide the upper mounting. studs into the hole in the body. Install the bolt from below, tightening it to the torque listed in this Chapter's Specifications. 10 Install the lower washer and nut. Raise the axle beam with the floor jack to simulate normal ride height, then tighten the nut to the torque listed in this Chapter's Specifications. 11 Install the two upper mounting nuts and tighten them to the' torque listed in this Chap- ter's Specifications. 1 Install the spare tire and the trim panels in the trunk. 11 Hub and bearing assembly (rear) - removal and instan-ation Warning: Dust created by the brake system' is harmful to your health. Never blow it out with compressed air and don't inhale any of it. ... . '',"'.:"1!;:',','"""'X;:' . &;::-1f.;"".;';;;:.::::.:.i. ;". .-;' :;. '. "" 1 0.6 To detach the rear shock absorber from the axle beam, remove the nut and washer then pull the shock off the stud Do not, under any circumstances; use petro- leum-based solvents to clean brake parts. Use brake system cleaner only. Removal Refer to illustration 11.3 1 Loosen the wheel lug nuts, raise the vehicle and support it securely on jackstands. Remove the wheel. 2 Remove the brake drum (see Chap- ter 9). On models with ASS, disconnect the wheel sensor. 3 Remove the four hub-to-axle beam bolts, accessed from behind the brake backing plate (see illustration). . 4 Remove the hub and bearing assembly from its seat, maneuvering it ot through the brake assembly. 5 If the hub exhibits looseness or exces- sive runout, the hub and bearing assembly must be replaced as a unit. Installation 6 . Position th hub and bearing assembly on the axle carrier and align the holes in the backing plate. After all four bolts have been installE?d, tighten them to the torque listed in this Chapter's Specifications. 7 Install the brake drum (and ABS sensor if equipped) and the wheel. Lower the vehicle 1 '---:;" . :?}.  oK  11.3 Remove the four bolts that attach the hu and bearing assembly to the rear axle beam . ...:* ."o-A:,:::., and tighten the lug nuts to the torque Id in the Chapter 1 Specifications. 12 Rear axle beam-.. removal and installation Warning: Dust created by the brake sys(em is harmful to your health. Never blow it out with compressed air and don't inhale any of it. Do not, under any circumstances, use petro- leum-based solvents to clean brake parts. Use brake system cleaner only. Removal Refer to illustration 12.7 1 Loosen the rear wheel lug nuts, raise the vehicle and support it on jackstands. Block the front wheels and remove .the rear wheels: 2 On models with ASS, disconnect 'the sensors and unpolt the ABS wire harness on each side from the axle beam. . 3 Remove the rear stabilize bar (see Sec- tion 9). 4 Remove the rear hub and bearing assembly on each side (see Section 11). 5 Detach the backing plate and rear'brake assembly and brake lines from the ,axle beam. It isn't necessary to disassemble the brake shoe assembly or disconnect the p'arking 
10-10 -Chapter 10 Suspension and steering systems brake cable from the backing plate. Suspend the backing plate and brake assembly from the coil spring with a piece of wire. Be careful not to kink the brake line. 6 Support the axle beam with a floor jack, then disconnect the shock absorbers from the studs on the axle beam (see Section 10). 7 Lower the axle beam down, then remove the tWo bolts/nuts through the pivot bushings and remove the axle beam (see illustration). Installation 8 1nspect the axle beam bushings for cracks, deformation and signs of wear. If either is worn out, take the beam to a dealer service department or other repa,ir shop to have the old ones pressed out and new ones pressed in. Note: - Only replace the bushings as a pair. 9 Push the axle beam up to the vehicle until the bolts can be inserted into the front bushings and body. Install the nuts, but do not tighten yet. 10 Raise the axle beam and push the bot- tom of the shock absorbers onto the axle , beam studs and secure with the washers and nuts. 11 Raise the axle beam to simulate normal 'ride height, then tighten th bushing bolts/nuts and the shock absorber lower mounting nuts to the torque listed in this Chapter's Specifica- tions. 12 The remainder of the installation is the reverse of the removal procedure. Install the " '_..:1;;';'''4 :'\ ,  .' " , , 12.7 On each side, remove the bolt and nut securing the axle beam to the body (right side shown) wheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 13 Steering system - general information All models 'are equipped with rack-and- pinion steering. The steering gear opeates the steering knuckles via tie-rods. The Inner , ends of the tie-rods are protected by rubber boots that should be inspected periodically for secure attachment, tears and leaking lubri- cant. The power assist system consists of a '- belt-driven pump and associated lines and hoses. The fluid level in the power steering pump reservoir should be checked periodi- cally (see Chapter 1). The steering wheel operates the steer- ing shaft, which actuates the steerin gear through universal joints. Looseness In the steering can be caused by wear in the steer- ing shaft universal joints, the steering gear, the tie-rod ends, or loose retaining bolts. 14 Steering wheel - removal and installation Warning: These models are equipped with arbags. Always disable the air bag systm . 14.3 Lift the airbag module straight out from the steering wheel, then disconnect the electrical connectors at the back of the module " "t£8;\ . l$;:/}  14.2 Back out the Torx screws until the airbag module is free, but don't try to remove them from the screw case (left side shown) before working in the vicinity of any airbag system component to avoid th? possibility. of accidental deployment of the airbag(s), whIch could cause personal injury (see Chapter 12). Removal Refer to illustrations 14.2, 14.3, 14.5 and 14.6 1 Turn the ignition key to Off, then discon- nect the cabl from the negative terminal of the battery. Wait at least two minutes before proceeding. 2 Turn the steering wheel so the wheels are pointing straight ahead, then loosen the Torx screws that attach the airbag module to the steering wheel (see illustration). Loosen each screw until the groove in the circumfer- ence of the screw catches on the screw case. 3 Pull the airbag module off the steering wheel and disconnect the module electrical connectors (see illustration}. To disconnect the connectors, use a small screwdriver to pry up the locks (center part), then disconnect the connectors. Set the airbag module in a safe, isolated area. Warning: Carry the airbag module with the trim side facing away from you, and set the airbag module down wth the trim side facing up. Don't place anything on '"' i I ' i g< I ,jii : S   . ''  '1' ":1_ 'r 14.5 Mark the relationship of the steering wheel to the shaft before removing the wheel 
Chapter 10 Suspension and stering systems 10-11 '', I 14.6 If the steering wheel is difficult to remove from the shaft, use a steering wheel puller to remove it . . top of the airbag module. 4 Unplug the electrical connector for the cruise control (if equipped). 5 . Mark the relationship of the steering shaft to the .hub (if marks don't already exist or don't line up) to simplify installation and ensure steering wheel alignment, then remove the steering wheel retaining nut (see illustra- tion). - 6 Use a puller to disconnect the steering wheel from the shaft (see illustration). Warn- ing: Do not hammer on the shaft or the puller in an attempt to loosen the wheel from the shaft. Also, don't allow the steering shaft to turn with the steering wheel removed. If the shaft turns, the airbag spiral cable will become uncentered, which may cause the wire inside to break when the vehicle is returned to ser- vice. 7 If.it is necessary to remove the airbag spiral cable, follow the spiral cable wiring har- ness arid unplug the electrical connctor, then disengage the three claws and detach it from . the combination switch. Installation Refer to illustration 14.8 8 Make su re that the front wheels are pointing straight ahead. Depress the lock tab or hub of the spiral cable and turn the spiral cable counterclocise by hand until it stops .  :. ' ,  f,' , ! . ii., <'N 14.8 After properly centering the spiral cable as described in the tex, make sure the pointers are aligned (don't apply too much force). Rotate the cable clockwise about 2-1/2 turns and align the two pointers (see illustration). 9 . ro install the wheel, align the mark on the steering wheel hub with the mark on the shaft and slip the wheel onto the shaft. Install the nut and tighten it to the torqu listed in this Chapter's Specifications. 10 Plug in the cruise control connector. 11 Plug in the electrical connectors for the airbag module and press down the locking tab. 12 Make sure the airbag module electrical connector is positioned correctly and that the wires don't interfere with anything, then install the airbag module and tighten the retaining screws to the torque listed in this Chapter's . Specifications. 13 Connect the negative battery cable. 15 Tie-rod ends - removal and installation Removal Refer to illustrations 15.2, 15.3a, 15.3b and 15.4 1 Loosen the wheel lug nuts. Raise the front. of the vehicle, support it securely on jackstands, block the rear wheels and set the 15.3J3 ... then mark the position of the tie-rod end in relation to the threads 15.2 Remove the cotter pin from the castle nut and loosen - but don't remove - the nut 15.3a Loosen the jam nut. . . parking brake. Remove the front wheel. 2 Remove the cotter pin (see illustration) and loosen the nut on the tie-rod end stud. 3 Hold the tie-rod with a pair of locking pli- ers or wrench and loosen the jam nut enough to mark the position of the tie-rodend in rela- tion to the threads (see illustrations). 4 Disconnect the tie-rod from the steering knuckle arm with a puller (see illustration). . 'm:"ii""".':".;M.ww.vt.;>::,..,.".l's:.."t. '.. 'J 15.4 Disconnect the tie-rod from the steering knuckle arm with a puller _ 
1 0-12 Chapter 10. Suspension and steering ,systems / ,' "\ t  t;,/ 16.3a The outer ends of the steering gear boots are secured by spring-tYpe clamps; they're easily released with a pair of pliers , Remove the nut and detach the tie-rod. 5 Unscrew the tie-rod end from the tie-rod. Installation 6 Thread the tie-rod end on to the marked position and insert the tie-rod stud into the steering knuckle arm. Tighten the Jam nut securely. 7 Install the castle nut on the stud and tighten it to the torque listed in this Chapter's Specifications. Install a new cotter pin. If the hole for the cotter pin doesn't line up with one of the slots in the nut, turn the nut an addi- tiona.1 amount until it does. . 8 Install the wheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifications. 9 Have the alignment checked and, if nec- essary, adjusted. 16 Steering gear'boots.' replacement Refer to illustrations 16:3a and 16.3b 1 Loosen the lug nuts, raise the vehicle and \  ,. ' support it securely on jackstands. Remove the wheel. 2 Remove th tie-rod end and jam nut (see Section 15). 3 Remove the outer steering gear boot clamp with a pair of pliers (see illustration). Cut off the inner boot clamp with a pair of diagonal cutters (see iIustration). Slide off the bool. , 4 Before installing the new boot, wrap the threads and serrations on the end of the steering rod with a layer of tape so the small end of the new boot isn't damaged. 5 Slide the new boot into position on the steering gear until it seats in the groove in the steering rod and install neW clamps. . 6 Remove the tape and install the tie-rod end (see Section 15). 7 Install thewheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque .. listed i!1 the Chapter 1 Specification. 17 Steering gear · removal and . instaUation Refer to illustrations 17.3, 17.5, 17.6a and 17.6b Warning: These models are equipped with 17.3 Support the engine from above with an engine , support fixt,,!re '4' , ", 16.3b The inner ends of the steering gear boots are retained by boot clamps, which . . must be cut off and discarded airbags. Always disable the air bag system before working in the vicinity of any airbag system component to avoid the. pO$sibility of accidental deployment of the airbag(s), which could cause personal injury (see Chapter 12). 1 Disconnect the cable from the negative terminal of the battery. 2 Remove the steering wheel (see Sec- tion 14). Note: This will prevent the .spi- ral cable from being damaged in the event the steering gear is not centered when it is installed. 3 Support the engine from above wit an ngine support fixture (see illustration). Th.is tool can be obtained at most equipment rental yards. 4 Loosen the front wheel lug nuts, raise the front of the vehicle and support it securely on jackstands. Apply th.e parking brake and remove the wheels. Remove the engine under . covers. 5 Place a drain pan under the steering gear. Detach the po'wer steering pressure and return lines (see Ulu$tration) and cap the ends to prevent excessive fluid loss. and contamination. Also nbolt the line clamp from the top of the steering gear. 6 Remove the universal joint cover (see illustration). Mark the relationship of the lower universal joint to the steering tJear input ,. 17.5 Disconnect the power steering line fittings 
Chapter 10 'Suspension and steering systems 1 0-13 17.6a Pull back the carpeting at the bottom of the steering column and remove the universal joint cover shaft and remove the ,lower intermediate shaft pinch-bolt (see illustration). Loosen the upper universal joint bolt, then slide the joint up and disconnect it from the steering gear input shaft. 7 Separate the tie-rod ends from the steer- ing knuckle arms (see Sectio 15). Separate . the stabilizer bar links from the bar (see Sec-' tion 4). 8 Disconnect the balljoints from the control arms (see illustrations 5.2a and 5.2b). g'Remove the front section of the exhaust pipe. Unbolt the suspension crossmember and lower it along with the control arms (see illustration 4.6). 10 Remove the bolts securing the steering gear to the crossmember (see illustration). 11 InstaJiation is the reverse of .removal, noting the following points: a) Tighten all steering and'suspension fas- (eners to the torque listed in this Chap.. ter's Specifications. b) Install the wheels and lug nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chapter 1 Specifi- cations. c) Set the front wheels.inthe straight-ahead position, then center the spiral cable and install the steering wheel and air bag module (see Section 14). '>' ,x,ift4,\ ' I' '. , :::.;: ,.'.... ._. 17.6b Mark the relationship of the universal jQint to the steering gear input . shaft, loosen the upper U-joint pinch bolt (A) then remove the lower bolt (B) and detach the joint from the steering gear input shaft d) Fill the power steering fluid reservoir . with the recommended fluid (see Chap- ter 1). Bleed the steering system (see Sec- tion 19). 18 Power steering pump · removal and installation Refer to illustration 18.4 Removal 1 Disconnect the cable from the negative battery terminal. 2 Using a .Iarge syringe or suction gun, suck as much fluid out of tne power steering fluid reservoir as possible. Place a drain pan under the vehicle to catch any fluid that spills out when the hoses are disconnected. 3 Remove the drivebelt (see Chapter 1). Loosen the right front wheel lug nuts, raise the front of the vehicle and support it securely on jackstands. Remove the wheel and the right side engine under cover. 18.4 Power steering pump munting details .A Power steering pressure switch connector B Pressure line fitting , f!!!' 4 Unplug the electrical connector from the power steering fluid pressure switch (see, .illustration). 5 Unscrew the pressure line-to-pump fit- ting using a flare-nut wrench, if available, to avoid' rounding-off the corners of the fitting. 6 Loosen the hose clamp and detach the return hose from the pump. 7.,' Remove the two mounting nuts and detach the powe.r steering pump from the engine. Note: The pump-fo-mounting bracket nuts are accessible through the holes in the pump pulley,. using a'.short extension and socket. Installation 8 Installation is the reverse of removal. Be sure to tighten the mounting bolts/nuts and the pressure line fitting to the torque listed in this Chapter's Specifi.cations. 9 Install the engine under cover, wheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque listed in the Chap- ter 1 Specifications. 10 Install the dri\lebelt (see Chapter 1). . ' '. 11 Top up the fluid level in the reservoir :(see Chapter 1) and bleed the..system (see Sec- tion 19). 19 Power steering system - bleeding 1 Following any operation in which the power steering fluid lines have been discon- nected, the power steering system must be bled to remove all air and obtain proper steer- ing performance. 2 With the front wheels in the straight ahead position check the power steering, fluid level and, if low, add fluid until it reaches the Cold mark on the reservoir. . 3 Start the engine and allQw it to run at fast idle. Recheck the fluid level and add more if necessary to reach the Cold mark. 4 Bleed the system by turning 'the wheels from side to side, without hitting the stops. This will work the air out of the system. Keep the reservoir full of fluid as this is done. 5 When the air is worked ut of the sys- tem, return the wheels to the straight-ahead position al1d leave the vehicle running for sev- eral. more minutes before shutting it off. . 6 Road test the vehicle to be sure the steering system is functioning normally and noise free. . ' 7 Recheck the fluid -level to be ,sure it is up to .the Hot mark on the reservoir while the engine is at normal operating temperature. Add fluid if necessary (see Chapter 1). 20 Wheel, studs - replacement Refer to illustrations 20.3 and 20.4 Note: This procedure ,applies to both the front and rear wheel studs. 1 Loosen the wheel. lug nuts, raise the 
10-14 Cha.pter 10 Suspension and steering systems , , I . 20.3 Use a press tool to push the stud out of the flange , . 1 H,!b flange 2 Lug nut on stud vehicle and support it securely on jackstands. Remove the wheel. 2 Re'move the brake disc or drum (see Chapter 9). 3 Install a lug nut part way onto the stud being replaced. Push the stud out of the hub. flange with a press tool (see illustrat'ion). 4 Insert the nw stud into the hub flange from the back side and install some flat wash- ers and a lug nut on the stud (se illustra- tion). 5 Tighten the lug nut until the stud is seated in the flange. 6 Reinstall the brake drum or disc. Install the wheel and lug nuts. Lower the vehicle and tighten the lug nuts to the torque nsted in the Chapter 1 Specificaions. 21 Wheels and tires - general information. Refer to illustration 21. 1 . 1 All vehicles.,covered by this manual are equipped with metric-sized steel belted radial tires (see illustration). Use of other size or type of tirsmay affect the ride and' han- dling of the vehicle. Don't mix different types of tires', such as radials and bias belted on the same vehicle, as handling' may be seri- ously affected. It's recommended that tires be replaced in pairs on the same axle, but if only one tire is being replaced, be sure it's the same size, structure and tread design as the other. 2 Because tire pressure has a substantial effect on handling and wear, the pressure on all tires should be checked at least once ,a month orbefore any etended trips (see Chapter 1 ). 3 _ Wheels must be replaced if they are bent, dented, leak air, 'have elongated bolt holes, are heavily rusted, out of vertical sym- metry. or if the lug nuts won't stay tight. Wheel 3 Press tool 20.4 Install a spacer and a log nut on the stud, then tighten the nut to draw the stud into place 1 Hub flange repairs that use welding or peening are not recommended. 4 Tire and wheel balance is important in the' overall handling, braking and perfor- mance of the vehicle. Unbalanced wheels can adverse1y affect handling and rid character- istics as well as tire life. Whenever a tire is installed on a wheel, the tire and wheel should be balanced by a shop with the proper equip- ment. 2 Spacer 22 Wheel alignment - general information Refer to illustration 22. 1 A wheel alignment refers to the adjust- ments made to the wheels so they are in proper angular relationship to tbe suspension and the ground. Wheels that are out of proper alignment not only affect vehicle control, but METRIC TIRE SIZES J ' , ........ TIRE TYPE /' .. ... RIM DIAMETER P-PASSENGER ' ASPECT RAnO (lNOHES) T-TEMPORARY (SECTION, HEIGHT) : c-coMMERCIAl {SECTION WlD'THJ 15 70 SECTION WIDTH = CON-I"U CTION,mE (MI . LUMETE RS) , R RADIAL '185 ' ,'" Boo.<BJAS .. BELTED 195 D-DIAGQNAL (BIASl 205 ETC 'SECTION,' , WIDTH 21.1 Metric tire size code SECTION HEIGHT .! 
Chapter 10 Suspension and steering systems 1 0-15 CAMBER ..", ,'H.I ,...... . -. '-\.::oi{ ... ..... " . - '""'-. '.L.. . C : ... '. t FRONT OF VEHICLE x TOE-IN (V-X) HY CASTER. \ .," 1 :;;\;.;.-;-.- '-. :"{.,: /l\ ' . H,Xi< . :" :.' .' '>  .....J.\ ." H:"': .; , ." -',:" -i.; '< 22.1 Camber, caster and toe-in angles Jr , .. also increase tire wear. The alignment angles normally measured are camber, caster and toe-in (see illustration). Toe-in and camber are the only adjustable angles on the front. Caster should be measured. to check for bent or worn suspension parts. Camber and toe-in . should be measured on the rear to check for a bent axle. Getting the proper wheel alignment is a very exacting process, one in which compli-' cated and expensive machines are necessary to perform the job properly. Because of this, you should have a technician with the proper equipment perform these tasks. We will, how- ever, use this space to give you a basic idea of what is involved with a wheel alignment so you can better understand the process and deal intelligently with the shop that does the work. To-in is the' turning in of the wheels. The purpose of a toe specification is to ensure parallel rolling of .the wheels. In a vehicle with zero toe-in, the distance between the front edges of the wheels will be the same as the distance' between the rear edges of the wheels. The actual amount of toe-in is nor many only a fraction of an inch. On the front end, toe-in is controlled by the tie-rod end position on the tie-rod. On the rear end, it's not adjustable. Incorrect toe-in will cause the tires to wear improperly by making them scrub against the road surface. Camber is the tilting qf the wheels from vertical when viewed from one end of the vehicle. When. the wheels tilt out at the top, the camber is said to be positive (+). When the wheels tilt in at the top the camber is negative (-). The amount of tnt is measured in degrees from vertical and this measurement is called the camber angle. This angle affects the amount of tire tread which contacts the road and compensates for changes in the suspen- sion geometry when the vehicle is cornering or.traveling over an undulating surface. On the t ,. front end, camber is adjusted by altering the position of the steering knuckle i'n the strut' .- flange. If camber can't be adjusted within the specified range, special adju$ter bolts, which replace the standard strut-to-knuckle bolts, are available. On the rear end, camber is not adjustable. Caster is the tilting of the front steering axis from the vertical. A tilt toward the rear is positive caster and a tilt toward the front is negative caster. Caster is not adjustable on these vehicles 
10-1.6 Chapter 10 Suspension and steering systems Notes . . 
Chapter 11 Body , 11.1 Contents Section Body - maintenance .......... '.......... ........ ............. ............ ................ 2 Body repair - major damage ........................................................... 6 Body repair - minor damage .......................................................... 5 umper covers - removal and installation ..................................... 15 Center trim panels - removal and installation ................................ 20 Console - removal and installation ..................................;,............ 22 Cowl louver panels - removal and installation ................................ 25 Door- removal, installation and adjustment................................... 12 Door latch, lock cylinder and handles - removal and installation... 13 Door trim panel - removal and installation .................................. 11 Door WindoW glass - removal and. installation ............................... 14 Front fender - removal and installation .......................................... 27' General information............................... .,.'................ ...................... 1 Glove box - removal and installation .............................................. 19 '1 General information The models covered by this manual feature a unibody costruction, using a floor pan with front and rear frame side rails which support the body components, front and rear suspension systems and other mechanical components. Certain components are particu- larlY vulnerable, to accident damage and can be unbolted and repaired or replaced. Among these parts are the body moldings, bumpers, hood and trunk lids and all glass. Only general body maintenance prac- tices and body panel repair procedures within the scope of the do-it-yourselfer are included in this Chapter. 2 Body - maintenance 1 The condition of your vehicle's body is very important, because the resale value depends a great deal on it. Ws much more dif- ficult to repair a neglected or damaged body than it is to repair mechanical components. '  The hidden areas of the body, such as the Section Hinges and locks - maintenance ................................................... 7 Hood - removal, installation and adjustment ................................. 9 Instrument cluster bezel- removal and installation ...................... 18 Instrument panel - removal and installation ................................... 23 Outside mirror - removal and installation ....................................... 16 Radiator grille - removal and installation ....................................... 24 Seat belts - check 1............................... .... .............. .... ......;............io 26 Seats - removal and installation ...................................................: 17 Steering column covers - removal and installation ........................ .21 Trunk lid - removal, installation and adjustment ............................ 10 Upholstery and 'carpets  maintenance.......................................... 4 Vinyl trim - maintenance ..............................................:....u.......... 3 Windshield and fixed glass - replacement............... ............ io........ 8 wheel wells, the frame and the engine com- partment, are equally important, Ithough they don't require as frequent attention as the rest of the body. 2 ,Once a year, or every 12,000 miles, it's a good idea to have the underside of the body steam cleaned. All traces of dirt and oil will be removed and the area can then be inspected carefully for rust, damaged brake lines, frayed electrical wires, damaged cables and other problems.. The front suspension components should be greased .after cQmpletion of this job. . 3 At the same time, clean the engine, and the engine compartment with a steam cleaner or water soluble degreaser. . 4 The wheel wells should be given close attention, since undercoating can peel away and stones and dirt thrown up by the tires can cause the paint to chip and flake, allowing rust to set ion. If rust is found, clean down to the bare metal and apply an anti-rust paint. 5 ,The body should be washed about once a week. Wet the vehicle thoroughly to soften the dirt, then wash it down with a soft sponge and plenty of clean soapy water. If the sur- plus dirt is not washed off very carefully, it can wear down the paint. . 6 Spots of tar or asphalt thrown. up from . the road should be removed with a .cloth soaked in solvent. 7 Once every six months, wax the body and chrome trim. If a chrome cleaner is used to remove rust from any of theyehicJe's plated parts, remember that the cleaner also removes '. part of the chrome, so use it 'spar- ingly. 3 Vinyl trim - maintenance. Don't clean vinyl trim with detergents, caustic soap or petroleum-based cleaners. Plain soap and water works just fine, with a soft brush to clean dirt that may be ingrained. Wash the vinyl as frequently as'the rest of the vehicle. After cleaning, application of a high qual- ity rubber and vinyl protctant will help prevent oxidation and cracks. The protectant can also be appHed to weather-stripping, vacuum lines and rubber hoses, which often fail as a result of chemical degradation, and to the tires. 
11-2 Chapter 11 Body 4 Upholstery and carpets - maintenance /" 1 Every three months remove the carpets or mats and clean the interior of the vehicle (more 'frequently if necessary). Vacuum the uph91stery and carpets to remove loose dirt and dust. 2 Leather upholstery requires special care. Stains should be removed with warm water and a very mild soap solution. Use a clean, damp cloth to remove the soap, then wipe again with a dry cloth. Never use alcohol, gas- oline, nail polish remover or thinner to clean leather upholstery. 3 After cleaning, regularly treat leather upholstery with a leather wax. Never use car wax on leather upholstery. 4 In areas where the interior of the vehi- cle is subject to bright sunlight, cover leather seats with a sheet if the vehicle is to be left out for any length of time. ----- 5 Body repair - minor damage See photo sequence Repair of minor scratches 1 If the sratch is superficial and does not penetrate to the metal of the body, repair is very simple. Lightly rub the scratched area with a fine rubbing compound to remove loose paint and built-up wax. Rinse the area with clean water. 2 Apply touch-up paint to the scratch, using a small brush. Continue to apply thin layers of paint until. the surface of the paint in the scratch is level with the surrounding paint. Allow the new paint at Jeat two weeks to harden, then blend it into the surround- ing paint by rubbing with a very fine rubbing compound. Finally, apply a coat of wax to the scratch area. 3 If the scratch has penetrated the paint and exposed the. metal of the body, causing the metal to rust, a different repair technique is required. Remove all loose rust from the bottom of the scratch with a pocket knife, then apply rust inhibiting paint to prevent the formation ot'rust in the future. Using a rub- ber or nylon applicator, coat the scratched area with glaze-type filler. If required, the filler can be mixed with thinner to provide a very thin paste, which is ideal for filling narrow scratches. Before the glaze filler in the scratch hardens, wrap, a piece of smooth cotton cloth around the tip of a finger. Dip the cloth in thin- ner and then quickly wipe it along the surface of the scratch. This will ensure that the sur- face of the filler .is slightly hollow. The scratch can now be painted over as described earlier in this section. . Repair of dents 4 When repairing dents, the first job is to pull the dent out until the affected area is as cIDse as possible to its original shape. There is no point in trying to restore the original shape completely as the metal in the dam- aged area will have stretched on impact and cannot be restored to its original contours. It is better to bring the level of the dent up to a point that is about 1/8-inch below the level of the surrounding metal. I'n cases where the dent is very shallow, it is not worth trying to pull it out at all. 5 If the back side of the dent is acces- sible, it can be hammered out gently from behind using a soft-:face hammer. While doing this, hold a block of wood firmly against the opposite side of the metal to absorb the ham- mer blows and prevent the metal from being stretched. 6 If the dent is in a section of the body which has double layers, qr some other fac- tor makes it inaccessible from behind, a differ- , ent technique is required. Drill several small holes through the metal inside the damaged area, particularly in toe deeper sections. Screw long, self-tapping screws into the holes just enough for them to get a good grip in the metal. Now the dent can be pulled out by pull- ing on the protruding heads of the screws with locking pliers. . 7 The next stage of repair is the removal of paint from the damaged area and from an inch or so of the surrounding metaL This is done with a wire brush or sanding disk in a drill motor, although it can be done just as effectively by hand with sandpaper. To com- plete the preparation for filling, score the surface of the bare metal with a screwdriver or the tang of a file, or drill small holes in the affected area. This will provide a good grip for the filler material. To complete the repair, see . the subsection on filling and painting later in this Section. Repair of rust holes or gashes 8 Remove all paint from the affected area and from an inch ,or so of the surround- ing metal using a sanding disk or wire brush mounted in a drill motor. If these are not avail- able, a few sheets of sandpaper will do the job just as effectively. 9 With the paint removed, you will be able to determine the severity of the corrosion and decide whether to replace the whole panel, if possible, or repair the affected area. New body panels are not as expensive as most people think and it is often quicker to install a new panel than to repair large areas of rust. 10 Remove all trim pieces from the affected area except those which will act as a guide:to the original shape of the damaged body, such as headlight shells, etc. Using metal snips or a hacksaw blade, remove all loose metal and any other metal that is badly affected by rust. Hammer the edges of the hole in to create a slight depression for the filler material. 11 Wire brush the affected area to remove the powdery rust from the surface of the metal. If the back of the rusted area. is acces- sible, treat it with rust inhibiting paint. ,1'2 Before filling is done, block the hole in some way. This can be done with sheet metal riveted or screwed into place, or by stuffing the hole with wire mesh. 13 Once the hole is blocked off, the affected area can be filled and painted. See the follow- ing subsection on filling and painting. Filling and painting 14 -Many types of body fillers are available, but generally speaking, body repair kits which contain filler paste and a tube of resin hard- ener are best for this type of repair work. A wide, flexible plastic or nylon applicator will be necessary for imparting a smooth and con- toured -finish to the surface of the filler mate- rial. Mix up a small amount of filler on a clean piece of wood or cardboard (use the hardener sparingly) Follow the manufacturer's instruc..: tions on the package, otherwise the filler will set incorrectly. . 15 Using the applicator, apply the filler paste to the prepared area. Draw the applica- tor across the surface of the filler to achieve the desired contour and to level the filler sur- face. As soon as a contour that approximates the original one is achieved, stop working the paste. If you continue, the paste 'will begin to stick to the applicator. Continue to add thin layers of paste at 20-minute intervals until the level of the filler is just above the surrounding metal. 16 Once the filler has hardened, the excess can be removed with a body file. From, then on, progressively finer grades of sandpaper should be used, starting with a 180-grit paper and finishing with 600...grit wet-or-dry paper. Always wrap the sandpaper around a flat rub- ber or wooden block, otherwise the surface of the filler will not be completely flat During the sanding of the filler surface, the wet-or-dry paper should be periodically rinsed in water. This will ensure that a very smooth finish is produced in the final stage. 17 At this point, the repair area should be surrounded by a ring of bare metal, which in turn should be encircled by the finely feath- ered edge of good paint. Rinse the repair area with clean water until all of the dust produced by the sanding operation is gone. 18 Spray the entire area with a light coat of primer. This will reveal any imperfections in the surface of the filler. Repair the imperfec- tions with fresh filler paste or glaze filler and once more smooth the surface with sandpa- per. Repeat this spray-and-repair procedure until you are satisfied that the surface of the filler and the feathered edge of the paint are perfect. Rinse the area with clean water and allow it to dry completely. 19 The re'pair area is now ready for paint- ing. Spray painting must be carried out in a warm,. dry, windless and dust free atmo- sphere. These conditions can be created if you have access to a large indoor work area;' but if you are forced to work in the open, you will have to pick the' day very carefully. If you are working indoors, dousing the floor in the work area with water will help settle the dust that would otherwise be in the air. If the repair area'is confined to one body panel, mask off 
Chapter 11 Body 11-3 the surrounding panels. This will help mini- miie the effects of a slight mismatch in paint color. Trim pieces such as chrome strips, door handles, etc., will also need to be masked off or re'moved. Use masking tape and several thickness of newspaper for the masking oper- ations. 20 Before sprying, shake the paint can thoroughly, then spray a test area until the spray painting technique is mastered. Cover the _repair area with a thick coat of primer. The thickness should be built up using sev- eral thin layers of primer rather than one thick one. Using SOO-grit wet-or-dry sandpaper, rub down the surface of the primer until it is very smooth While doing this, the work .area should be thoroughly rinsed with water and the wet-or-dry sandpaper periodically rinsed as well. Allow the primer to dry before spray- ing additional coats. 21 Spray on the top coat, again building up the thickness by using several thin layers of paint. Begin spraying in the center of the repair area and then, using a circular motion, wotk out until the whole repair area and about two inches of the surrounding original paint is covered. Remove all masking material 10 to 1!$ minutes after spray.ing on the final coat of paint, Allow the new paint at least two weeks to harden, .then use a very fine rubbing com- pound to blend the edges of the new paint .into the existing paint. Finally, apply a coat of wax. , 6 Body repair - major damage 1 Major damage must be repaired by an auto body shop specifically equipped to per- form unibody repairs. These shops have the specialized equipment required tp do the job properly. 2 If the damage 'is extensiv, the body must be checked for proper alignment or the vehicle's handling characteristics may be adversely affcted and other components ;iIIiJI;';jfp::::?";:'" . ",  , r , 9.1 'Before removing the hood, make marks around the hinge plate may wear at an accelerated rate. 3 Due to the fact that all of the major body components (hood, fenders, etc.) are separate and replaceable units, any seriously damaged components should be replaced rather than repaired. Sometimes the components can be found in a wrecking yard that specializes in used vehicle components, often at consider- able savings over the cost of new parts. 7 Hinges and locks - maintenance Once every 3000 miles, or every three. months, the hinges and latch assemblies on the doors, hood and trunk should be given a few drops of light oil or lock lubricant. The door latch strikers should also be lubricated with a thin coat of grease to reduce wear and ensure free movement. Lubricate the door and trunk locks with spray-on graphite lubricant. 8 Windshield and fixed glass - replacement Replacement of the windshield and fixed glass requires the use of special fat-setting adhesive/caulk materials and some special- ized tools. It is recommended that these oper- -. ations be left to a dealer or a shop specializ- ing in glass work. 9 Hood - removal, installation and adjustment Refer to illustrations 9.1, 9.10 and 9.11 . Note: The hood is heavy and somewhat awk- ward to remove 'and install - at least two peo- ple should perform this procedure. Removal and installation 1 Make marks around the hinge plate to !t 9.10 Loosen the hood latch bolts, move the latch and retighten bo.lts, then close the hood to check the fit - repeat the procedure until the hood is flush with the fenders ensure proper alignment during installation (see illustration). 2 Use blankets or pads to cover the cowl area of the body and. fenders. This will,protect the body and paint as the hood is lifted off. 3 Disconnect any cables or wires that will interfere with removal. On some models, it may be necessary to remove the lower two hood insulation retaining pins and peel the insulation back enough 'to disconnect the windshield washer hoses. 4 Have an assistant support one side of the hood while you support te other. Simulta- neously remove the hinge-to-hood bolts. 5 Lift off the hood. S Installation is the reverse- of removal. Adjustment 7 Fore-and-aft and side-ta-side adjustment of the hood is done by moving the hinge plate slot after loosening the bolts. 8 Scribe a line around the entire hinge plate so you can judge the amount of move- ment (see illustration 91) 9 Loosen the bolts or nuts and move the hood into correct alignment. Move it only a lit- tle at a time. Tighten the hinge bolts and care- fully lower the hood to check the position.. 10 If necessary after installation, the entire hood latch assembly can be adjusted up- 'I: · and-down as well as from side-to-side on the 'radiator support so the hood closes securely, flush with the fenders. To make the adjust- ment, scribe a line arou'nd the hood latch mounting' bolts to provide a reference point, then loosen them and reposition the latch assembly, as necessary (see illustration). Following adjustment, retighten the mounting bolts. . 11 Finally, adjust the hood bumpers on the radiator support so the hood, when-closed, is flush with the fenders (see illustration). 12 The hood latch assembJy, as well as the hinges, should be periodically lubricated with white, lithium-base grease to prevent binding and wear. r;:v.x-.; , r ::: t,    I ,    i  .  ; " I    ., ::f.. «  I ;:1   .;;:....."": h 9.11 Adjust the hood height by scewing the hood bumpers in-or-out 
These photos illustrate a method of repairing simple dents. They are intended to supplement Body repair - minor damage in this Chapter and should not be used as the sole instructions for body repair on these vehicles. 1 If you can't access the backside of the body panel to hammer out the dent, pull it out with a slide-ham mer-type dent puller. In . the deepest portion of the dent or along the crease line, drill or punch hole(s) at least one inch apart. . . Ir;' . 3 Using coarse-grit sandpaper, remove the paint down to the bare metal. Hand sandin'g works fine, but the disc sander shown here makes the job faster. Use finer (about 320-grit) sandpaper to feather-edge the paint at least one inch around the dent area , r.$ · "--:t: , 5 Following label instructions, mix up a batch of plastic filler and hardener. The ratio of filler to hardener is critical, and, if you mix' it 'incorrectly, it will either not cure properly ,or cure too quickly (you won't have time to file and sand it into shape) 2 ... then screw the slide-hammer into the hole and operate it. Tap with a hammer near the edge of the dent to help 'pop' the metal back to its original shape. When you're finished, the dent area should be close to its original contour and about 1/8-inch below the surface of the surrounding metal 4  4 When the paint is, removed, touch will prqbably be more helpful than sight for telling if the metal is straight.. Hammer down the high spots or raise the low spots as necessary. Clean the repair area with wax/silicone remover 6 Working quickly so the .filler doesn't harden, use a plastic applicator to press the body filler firmly into the metal, assuring it bonds completely. Work the filler until it matches the original contour and is slightly above the surrounding metal 
7 Let the filler harden until you can just dent it with your fingernail. Use a body file or Surform tool (shown here) to rough-shape the filler 9 You shouldn't. be able to feel any ridge at the transition from the filler to the bare metal or from the bare metal to the old paint. As soon as the repair is flat and uniform, remove the dust and mask off the adjacent panels or trim pieces 11 The primer will help reveal imperfections or scratches. Fill these with glazing compound. Follow the label instructions and sand it with 360 or 400-grit sandpaper until it's smooth. Repeat the glazing, sanding and resRraying until the primer reveals a perfectly smooth surface 8 Use coarse-grit sandpaper and a sanding board or .block to work the filler down until it's smooth and even. Work down to finer grits of sandpaper - always using a board or bloc - ending up with 360' or 400 grit .. 10 Apply several layers of primer to the area. Don't spray the primer on too heavy, so it sags or runs, and make sure.each coat is dry before you spray on the next one. A professional-type spray gun is being used here, but aerosol spray primer is availale .. . inexpensively from auto parts stores '.. 12 Finish sand the primer with very fine sandpaper (400 or 6OO-grit) to remove the primer overs pray. Clean the area with water and allow it to dry. Use a tack rag to remove any dust, then apply the finish coat. Don't attempt to rub out or wax the repair area until the paint has dried completely (at leas two weeks) 
11-6 Chapter 11 Body / .... ,L'..,:,jt,;;:;/" 1'0.8 Loosen the bolts, then adjust the latch and striker position 10 Trunk lid - removal, installation , ad adjustment Refer to illustrations 10.2, 10.3 and 10.8 1 Open the trunk lid and cover the edges of the trunk compartment with pads or cloths to protect the painted surfaces when the lid is removed. . h r 11.2b ... until te retaining clip is pushed up so you can r:emove it 10.2 Remove the plastic retainers and the trunk lid trim panel 11.2a Work a cloth up behind the regulator handle and move it back- and-forth . . . 2 Open' the trunk lid and remove the trLink . lid trim cover (see illustrations). Follow the wiring harness into the trunk lid, mark and dis- connect all electrical connectors, then pull the harness out of the lid. 3 Make alignment marks around the hinge mounting bolts (see illustration). 4 While an assistant supports the lid, 11.2c Pry up on the power window switch_ and disconnect the electrical con'nector , 10.3 Draw a mark around the bolt heads to help with lid realignment on installation remove the Iid-tQ-hinge bolts on both sides and lift it off. . 5 Installation is the reverse of removal. I)jote: When reinstalling the trunk lid, align, the lid-to-hinge bolts with the marks made during removal. 6 After installation, close the lid and make sure it's in pro'per alignment with the surround- ing panels'. 7 Forward-and-backward andside-to- side adjustments are made by loosening the hinge-to-lid bolts and gently moving the lid into correct alignment. ' 8 To adjust the lid so it is flush with the body when closed" loosen the mounting bolts and move the lock and striker (see illustra- tion). 11 Door trim panel - removal and installation Refer to illustrations 11.2a, 11.2b, 11.2c, 11.5a, 11.5b, 11.6 and 11.8 Removal 1 Disconnect the negative cable from the battery. 2 On 'manual window regulator equipped models, remove the window crank' by working . a cloth back-and-forth behind the handle to dislodge the retaining clip (see illustrations). A special tqol is available for this purpose but it's not essential. With the retainer removed, . pull off the handle. On power window models', 'pry out the switch assembly, unplug the elec- trical connector and remove it (see illustra- tion). 3 Remove the outside mirror trim cover (see Section 16). 4 Remove i the inside door handle trim piece. One of the screws securing the door , panel is in the handle. trim. 5 Pry up the armrest panel with a trim tool and remove the two door panel screws under the armrest (see illustrationsl 
Chapter 11 Body 11-7 ,11.5a Pry the armrest up with' a screwdriver or trim tool . . . 6 Insert a wide putty knife, a thin screw- driver or a special trim panel removal tool between the trim panel and door to disengage the retaining clips. Work around the outer edge until the panel is free (see illustration). 7 Once all of the clips are disengaged, detach the trim panel, unplug any electrical connectors and remove the trim panel from the vehicle by gently pulling it up and out. a For access to the inner door remove the plastic watershield. Peel back the plastic cover, taking care not to tear if (see illustra- tion). Remove the plastic grommets, if neces- sary. . Installation 9 To install the trim panel, first press the watershield back ,nto place. If necessary, add more sealant to hold it in place. 10 Prior to installation of the door panel; be sure to reinstall any clips in the panel which may have come out during the removal proce- dure and stayed in the door. 11 Plug in any electrical connectors and .......:,,:-:.::...:.: c!fj ' l ]o,$';:":"" .fi M ," .,.. . r"". , , 11.5b ... and remove the door panel screws F-"-'"'''''_._'' , , i, place the panel in position. Press it into place until the clips are seated and install any retain- ing . screws and armrest/door pulls. Install the manual regulator window crank or power switch assembly. 12 Door - removal, installation and adjustment Removal and installation Refer to illustrations 12.2, 12.3 and 12.4 1 Remove the door trim panel (see Sec- tion 11). Disconnect any electrical connectors and push them through the door opening so they won't interfere with removal. 2 Position a jack or jackstands under the door or have an assistant on hand to support the door when the hinge bolts are removed (see illustration). Note: If a jack or stand is used, place a rag between it and .the door to protect the dopr's paint. 11.8 If the plastic watershield is peeld off carefully it can be reused - 11.6 Use a trim panel removal tool to detach the trim panel retaining clips, then pull the door trim up and out to remove it 12.2 Use two jackstands padded with rags (to protect the paint) to support the door during the removal and installation procedures 
11-8 12.3 Remove the bolt and detach the stop strut 13.'3 Re.move the latch screws from the end of the door 3 Remove the door stop strut bolf (see illustration). . 4 Draw a mark around the hinges to aid in alignment (see iilustration). 5 Remove the hinge-to-door bolts and , 13.7 Remove the plastic cover, and the outside handle cover/lock cylinder retention screw can be reached through the a'ccess in the door frame Chapter 11 Body ;..._. 12.4 Mark the position of each hinge to the door, then remoye the hinge bolts carefully detach the door. Installation is the reverse of removai. Adjustment Refer to illustration 12.6 6 Following installation, make sure the door is aligned properly. Adjust it if necessary as follows: a) Up-and-down and fOlWard-and-backward adjustments are made by loosening the hinge-to-body bolts and moving the door, as necessary. A special offset tool may be required to reach some of the bolts. b) In-and-out 'and up-and-down adjust- ments are made by loosening the door side hinge bolts and moving the door, as necessary. A special offset tool may be required to reach some of the bolts. c) The door lock striker can also be adjusted both up-and-down and side- ways to provid y a positive engagement with the locking mechanism. This is done by loosening the screws and, moving the striker, as necessary (see illustration). ... "Jl"o'--; /"" .' ;' ,y' .. , " , : , -; : . ': . , }/". . .. .. '. .. "". .,. " . . ':f: . ' ,. , ':  .....' . _. . :., -.. ." - "- . : :.; / ''-" - ..;.;.;. } " "', ",, : ,, ',.. ,, " , "' '. ',(" ':' "'\ . . ... , , ,  :" :. 13.8 Disconnect the rod and fasteners from the outside handle (shown inside door) .;t I> \. t 12.6 Adjust'the door lock striker by loosening the mounting screws and gently tapping the striker in the desired direction 13 Door latch, lock cylinder. and handles - removal and installation 1 Remove the door trim panel and. the plastic water shield (see Section 11). . Door latch Refer to illustration 13.3 2 Reach inside the door and disconnect the contiollinks from the latch. 3 Remove the latch retaihing screws from the end of the door. (se illustration). 4 Detach the door latch and (if equipped) the door lock solenoid. 5 I nstallation is the reverse of removal. Lock cylinder and outside handle Refer to illustrations 13.7 and 13.8 6 Working through the access holes in the door, disconnect the control rods from the lock cylinder and outside handle. 7 Loosen the screw with a Torx bit and pull the lock cover and lock cylinder from the out- side of the door {see illustration}. 8 To remove the outside handle, discon- nect the control rod and remove the two mounting screws inside the door (see illus- tration). 9 If the outside handle assembly is to be replaced, disconnect the rod and, door oper- atingcable from the handle assembly' and transfer them to the new handle. 10 Use a screwdriver to' pry the retaining clip off or remove the lock cylinder retaining bolt. and remove the lock cylinder from the handle. 11 Installation is the reverse of removal. Inside handle Refer to illustrations 13. 138 and 13. 13b 12 Remove the retaining screw (ee illus- tration 11.5b). 13 Pull the handle free, disconnect the 
11-9 Chapter 11 Body .   $; ' 'lF;: Ik. . .: 'I<, I" "",.J'F' JJ 13.13a Rotate the handle clips out of the door and pull the handle assembly away 13.. 13b Detach the control cables with a small screwdriver 15 Bumper covers - removal and. installation Warning: The models covered by this manual are equipped with Supplemental Restraint systems (SRS) , more commonly known as air bags. Always disable the air bag system before working in the vicinity of any air bag system component to avoid the possibility of accidental deployment of the airbag, which could cause personafinjury (see Chapter 12). 14.2 Remove the. screws and this plate for access to . one of the glass mounting bolts Front bumper Refer to illustrations 15.3a, 15.3b 15.3c and 15.4 1 Apply the parking brake, raise the vehi- cle and support it securely on Jackstands. 2 Disconnect the negative battery cable, then the positive battery cable and wait two minutes before proceeding any further. On models equipped with fog lights, disconnect the electrical connectors at the fog lights on the back of the bumper fascia. 3 Detach the screws and/or pushpi ns securing the top, bottom, sides and top of the bumper cover (see illustrations). Note 1: Use a small screwdriver to pop the center but- ca:bles from the inside handle control and remove the handle from the door (see illus- trations) . 14 I nstallation is the reverse of removal. plastic watershield .(see Section 11). 2 Lower the window glass. Remove the door access plate from the door frame (see ill ustration). 3 Carefully pry the inner weatherstrip out of the door window openin,g. 4 Place a rag inside the door panel to help prevent scratching the glass, then remove the two glass mounting bolts (see illustration). 5 .. Remove the glass by pulling it up. 6 Installation is the reverse of the removal procedure. 14 Door window glass - removal and installation Refer to illustrations 14.2 and 14.4 1 Remove the door trim panel and the . --- . ;- i\ ....... -:. 1li .... . " ...."<,: , ,  ,  , ' ':"" ,, ' ' '" ;r , i' ,.1 ! "".; = ..£,!:,:I ;'9,<=.'>]lli),,3 '!J 14.4 Location f glass mounting bolts 15.3a . Remove the fasteners and the inner fenderweliliner 
11-10 Chapter 11. Body ;"1t .  ' ' . ) it ' t . I . .. ,.. :: .. w&1- -:'\; ,;:...,.n,......,.'_ f 0 r:  15.3b From below (shown without engine splash panels) remove the screws and plastic pins . securing the J bumper cover , '" 'f!/;iIJ,'>i.lI --r:-. "'t        ::i 1  "..':.« tl.;.. 15.3c Remove the two screws (one shown) at either side of the grille - these screws also secure the bumper cover ,    15.4 Front bumper beam mounting nuts (access through holes) ton up on the plastic fasteners, but do not try to remove the center buttons. They stay in the ferrules. Note 2: Don't try to remove the cover until all fasteners have been located and removed. 4 If the bumper beam itself is to be replaced, remove the nuts and pull the beam  r ,15.7 With the rear of the fenderweliliner pulled back, you can access the one bumper cover screw on each side 15.6 Remove the fasteners securing the bottom lip of the rear bumper cover off its mounts (see illustration). 5 Installation is the reverse of removal. Make sure the tabs on the back of the bumper cover fit into the corresponding clips on the body before attaching the bolts and screws. . An assistant would be helpful at this point. .. .n..' _n n....n....'d. ';;:',,"'  . Rear bumper Refer to illustrations 15.6, 15.7, 15.8a and 15.8b 6 Working under the vehicle, detach the plastic clips and screws securing the lower edge of the bumper cover (see illustration). .. 15.8a Pry out the ' plastic fasteners (three shown) and ' remove the left and right side trim panels in the trunk *:.:; ..,.. 
Chapter 11 Body 11-11 l'! ' ':..:: 15.8b With a socket and extension remove the rear bumper cover mounting nuts through the body holes (three of the four are seen here) ';;P<'J!W'"",""',c'-__-"p-' - --', 16.1 b Detach the cover and lift it out (power mirror shown) 7 In the rear fenderwells, remove the fas- teners securing the rear of the fenderwell liner, pull back the liner and remove the screw securing the front edge of the bumper cover to the fenderwell (see illustration). 8 Remove the fasteners securing the bum- per cover in each corner inside the trunk, .and those behind the rear trunk trim panef (see illustrations). To access these fasteners, pull up the trun mat, then use a trim tool to relese the clips securing the rear trunk trim panel and the left and right rear corner panels. 9 t I nstallation is the reverse of removal. 16 Outside mirror - removal and installation Refer to illustrations 16.1a, 16.1b, 16.2a and 16.2b 1 On manually operated mirrors, remove the control handle (see illustration). On an mQdels; detach the mirror cover by using a, small screwdriver to pry the retainers free from the door (see illutration). 2 Remove the three retaining nuts and detach the mirror (see Illustration). On power mirrors, unplug the electrical connector (see illustration). . 3 Installation is the reverse of removal. J  ":',:;.:,y:'" .:::.;..:'::;:';::.::i;;' 16.1 a On manually operated side view mirrors, remove the screw and detach the mirror'control handle '. 16.2a Remove the three nuts securing the outside mirror to the door - on some models, the nuts also secure a small speaker 17 Seats - removal and installation Warning: These models are equipped with air bags. Always disable the air bag system before working in the vicinity of any air bag system component to avoid the possibility of .17.1 a Slide the seat rearward and remove the front mounting bolts  I I ,   I I  1 t ? .r'.<::":--"'Ji:tt.-2::..".: : {A ' I  :r:>h' .lfF " r: '.S i -' ,';»......4 . 16.2b On vehicles equippe with powr side view mirror$, unplug the electrical connector accidental deployment of the airbag(s), which could cuse personal injury (see Chapter 12)! Front seats Refer to illustration 17. 1 a and 17. 1 b 1 Pry off the seat bolt Covers, if equipped, and remove the retaining bolts, unplug any electrical connectors and lift tne seats from the vehicle (see illustrations). 2 Installation is the reverse of removal. 17.1b Slide the seat forward and remove the two covers over the tracks, then remove the two seat mounting bolts 
11-12 17.3 Pull up on the seat bottom to release the one clip at each side 17.6b Remove the mounting bolts securing the seat-backs to the floor - center bolts shown Rear seats Refer to illustrations 17.3, 17.5. 17.6a and 17.6b 3 Lift the front of the cushion up, then pull it out toward the front of the vehicle (see illus- tration). 4 On models with a one-piece seatback, remove the seat bacl5 retaining bolts at the floor 1 then lift up on the back to' release the seat back from the body. 5 On models with a split-back rear seat, . . $>.0:,;;'-:-. ,''i;,;'!,,:?f;:::.:} ..,XH."';" 18.2b Pop the center out of the pushpin, then remove it from the bezel ' Chapter 11 Body 17.5 On split-back models, pull the release cables for each half of the seatback . ::: 'fi'1f ji<  ?' W , - open the trunk and release the two seatback cables, allowing the seatbacks to fold down (see illustrations). 6 Remove the bolts in the middle secur- ing the seat-back assembly to the floor (see illustration). Lift each section up and out to disengage its pins from the brackets at each side. 7 Installation is the reverse of removal. 18 Instrument cluster bezel !'" removal and installation Refer to illustrations 18.2a and 18.2b Warning: These models are equippeq with air bags. Always disable the airbag system before working in the vicinity of .any airbag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Chapter 12). 1 Disconnect the cable from the negative battery terminal. 2 Tilt the steering column to its lowest position. Remove the one pushpin at the top of the Qezel, then detach the bezel cUps at the lower e.dges by prying with a screwdriver to release the clips (see illustrations). 3 Grasp the bezel securely and remove it. 4 Installation is the reverse of. the removal procedure. 17.6a With the split seat-backs folded down, pun back the carpet and remove this trim piece :;J 18.2a Remove the one pushpin fastener at the center-top of the instrumet bezel  \' i ,;,} tf' 1 19 Glove box - removal and installation Refer to illustration 19.1 Warning: These models are equipped with airbags. Always disable the airbag system before working in the vicinity of any airbag system component to avoid 'the possibility of accidental deployment of the airba.g(s), which could cause personal injury (see Chapter 12). 1 Open the glove box and remove the "';'$!  19.1 Remove the stop scre at the right side of the glove box 
Chapter 11 Body 11-13 i:, r "", · ";;4 'V . 20.3 Pull off this knob for access to the panel screw behind it 20.4a Use a trim tool to release the clips holding the lower trim panel and pull it out , ,f , i. t}t% ?:t'l" ,:_..;rh " 20.4b After the lower center trim panel is detached from the instrument panel, disconnect the electrical connectors at the back 20.6 Remove the four -bolts at the bottom of the upper trim panel - the other fasteners are clips screw at the lower right corner (see illustra- , tion). 2 Squeeze the sides of the glove box toward the center enough to clear the stop- pers on each side. Remove the glove box. 3 Installation is the reverse of removal. 20 Center trim panels - removal and in'stallatioli Warning: , These models are equipped with air bags. Always disable the airbag system before working in the vicinity. of any' airbag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Chapter 12). 1 Disconnect the cble from the negative battery terminal. Lower trim panel Refer to illustrations 20.3, 20.4a and 20.48 2 Refer to Section 23 and remove the top trim panel at the front of the floor console. 3 Remove the center knob from the heat- ; .o--ing/air-conditionillg control panel, then remove ",' the screw behind it (see illustration). 4 Using a small screwdriver, detach the retaining clips at each corner, then remove the panel and unplug the electrical connectors (see illustrations). . Upper trim panel Refer.to illustrations 20.6 and 20.7 . 5 Follow the Steps above and remove the 20.7 Pull the upper panel out far enough to disconnect the electrical connectors and the antenna cable lower trim panel. 6 Remove the screws at the bottoJ11 of the panel, then pry the panel from its clips with a trim tool or taped screwdriver (see illustra- tion). 7 Pull the upper trim panel out and unplug the electrical connectors and antenna cable from the radio (see illustration). 8' I nstallation is the reverse of the removal procedure. 
11-14 Chapter 11 Body 21.1 Remove th lower column ovr screws (steering wheel removed for clarity) 21Steer:ing column .covers - removal and installation Refer to illustration 21. 1 Warning: These models are equipped with airbags. Always disable the airbag system 22.3a Carefully pry up the shift bezel to release the clips. . . before working in the vicinity of any airbag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injl)ry (see Chapter 12). 1 Remove the -screws securing the lower steerJng column cover (see illustration). Note: These models have three screws in the lower cover (two mounted horizontally and one mounted vertically). It will be necessary to rotate the steering wheel in order to access the. forward facing (horizontally mounted) screws on the lower cover. 2 Separate the cover halves and detach them from the steering column. 3 Disconnect any electrical connections and the covers. 4 Installation is the reverse of the removal procedure. 22 Console - removal and installation Refer to illustrations 22.2, 22.3a, 22.3b and 22.4 Warning: These models are equipped with airbags. Always disable the airbag system before working in the vicinity of any airbag system component to avoid the possibility of 22.2 Remove the retaining screws in the console storage box accidental deployment of the airbag(s), which could cause personal injury (see Chapter 12). 1 Disconnect the cable from the negative battery terminal. 2 Lift up the console armrest and remove the retaining screws from the storage com- partment, then remove the mounting screws (see illustration). ' 3 Detach the shift bezel, using a plastic trim tool, then disconnect the 12-volt power source connector (see illustrations). 4 Remove the four screws, disconnect the electrical connector and remove the floor con- sqle. (see illustration). 5 Installation is the reverse of the removal procepure. 23 Instrument panel - removal 'and installation Warning: These models are equipped with airbags. Always disable the airbag system before working in the vicinity of any airbag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury' (see Chapter 12). Note: This procedure requires the removal of the instrument panel, the cross-cowl sup- 22.3b ... then pull up the bezel and isconnect the electrical connector 22.4 Remove the four screws securing the front portion of the console to the floor, then disconnect the electrical connector 
Chapter 11 Body 11-15 I :v r .i .. f<. ;f. , 'li,P 23.3 Typical passenger side airbag module electrical connector r&t      <i!> : t pbrt tube and steering column. This involves disconnecting I]umerous electrical connec- tors and there is the potential for breakage of delicate plastic tabs on various components. This is a difficult job for the average home mechanic. 'Ins'trlJment panel Refer to illustrations 23.3, 23.8, 23.10, 23.11, 23.'12, 23. 13 and 23. 14 1 Disconnect the cable from the negative battery terminal. 2 Remove the driver's airbag module and , the steering wheel (see Chapter 10). 3 Remove, the glove box assembly (see Section" 19), disconnect the passenger airbag module electrical connector (see illustration). The electrical connectors used in the airbag system are a twin-lock design; use th proper method for disconnecting these connectors or damage to the connector may occur (see Chapter 12). 4 Remove the instrument cluster bezel (see Section 18) -and remove the instrument cluster (see Chapter 12). 5 Remove the center trim panels (see Sec- Ii'i  . {{).- ,  .  } .. '<:.- 'i 1 }:..j::}:"i':,,;$;::r*x:«}.;.:.::.'*: ". ".: :'>3?;.:".';:...,:.k""':';" ::;"..-;:::>:..... .... "Y:::.: 23.8 Pry up the scuff plate from the sill, then remove the one screw and the kick panel (right-side shown) 23.11 Indicated here are the clips (A), screws (B) and the one mounting bolt (C) fO'r removal of the upper instrument panel tion 20) and the' heater and air conditioning control panel (see Chapter 3). . 6 Remove the steering column covers (see Section 21). 7 Remove the center console (see Sec- tion 22). 8 Remove the front door scuff plates and the kick panels from both .sides (see illustra- tion) . 9 Pry ot the left and right air vents in the upper instrumentv panel. 10 Use a trim tool to remove the left and right trim pieces along the inside of the wind- shield pillars (see illustration). 11 Remove the three fasteners and release the clips, then remove the upper instrul)1et panel (see illustration). Be sure to disconnect any electrical connectors attached behind the upper instrument panel. 12 On the left side of the lower instrument panel, disconnect and remove the release handle for'the hood (see' illustration). AIo, separate the diagnostic connector under the left edge of the instru ment panel. , 13 Pry up the plastic pins securing the vent ducts at the center and each side of the lower instrument panel (see illustration). : 'f ''g# . t · "W"; . 23.10 Carefully pry off the windshield pillar trim panels : .>(+: '-r .:-.<N''''''''''''''''',,::; .""-.....;:«.-w......xn....AX«.WA»'I-».............w.... .......J'". " , 23.12 Pry open the clip and release the cable end from the hood release handle, then pry the plastic housing from the lower instrument. panel , ......"M...'<"'%."*... ;-....-:.:.:'.y..::..v;.::;.;.;:":.... 23.13 Remove the pins (A) sec.uring the left, right and center (shown) ducts - also-remove the center bolt (B) securing the lower instrument pnel to the reinforcement tube 
11-16 Chapter 11 Body 23" 14 Location of lower instrument panel screws (A) and pins () 23.17a Remove the bolts and this reinforcement plate below the steering column 14 Remove the fasteners and remove the lower instrument panel (see illustration). Do not force the panel off, make sure you have found all the fasteners first. Make notes and use plastic bags to keep track of which fasten- ers go where. 15 The remainder of installation is the reverse of removal. 23.16 Go .along the width of the beam, disconnecting electrical components bolted to the beam and harnesses attached with pins ",  , <' .) 23.17b Remove the lower steering column mounting bolt. . . Cowl reinforcement beam' Refer to illustrations 23.16, 23.17a, 23. 17b, 23.17c and 23.18 16 If the cowl reinforcement beam must be removed for a servie procedure, ,follow Steps 1 through 15, then proceed to discon- nect all components fastened to the reinforce- ment beam (se illustration). 17 Disconnect the electrical connectors at .the steering column and remove the. bolts securing the column to the beam (seeillus- trations). 18 At the left and right sides of the beam, remove the bolts holding braces from the tube to other components, then remove the two 23.17c ... and the two upper mounting bolts (upper captive nuts indicated, bolt heads are below bracket) 23.18 At the right side of the eam, disconnect the brace to the blower housing (A), the two end mounting bolts (B), and the bottom screw (C). Then move to the left side and detach the braces and mounting bolts 
Chapter 11 Body  11-17 bolts holding the beam into the body saddles at either end (see illustration). Remove the beam from the vehicle. 19 I nstallation is the reverse of removal. 24, Radiator grille - removal and installation Refer to illustration 24. 1 1 Remove three fasteners along the top of the grille (see illustration). 2 Pull the top of the. grille out for access and disengage the lower retaining clips with a screwdriver. 3 Installation is the reverse of removal. 25 Cowl louver panels - removal and installation 1 Mark the position of the windshield wiper blades on the windshield with a wax marking pen. 2 Remove the wiper arms (see Chap- ter 12). I . 3 With a trim tool, release the clips and peel up the cowl-to-hood rubber seal. 4 Remove the cowl louver retaining pins, . disconnect the windshield washer hoses and detach the cowl louver panels from the vehi- cle. Note: Remove the right-side panel first, then the left. 5 Installation is the reverse of removal. Make sure to align the wiper blades with the marks made during removal. 26 Seat belts - check 1 Check the seat belts, buckles, latch plates and guide loops for any obvious dam- age or signs of wear. 2 Make sure the seat belt reminder light comes on when the key is turned on. 24.1 Along the top of the grille, remove the screws at each side and the pushpin at the center, then disengage the clips at the bottom and pull the grille forward and out 3 ;.The seat belts are designed to lock up during a sudden stop or impact, yet allow free movement during normal driving. The retrac- tors should hold the belt against your chest while driving and rewind the belt when the buckle is unlatched. 4 If any of the above checks reveal prob- lems with the seat-belt system, replace parts as necessary. 27 Front fender - removal and installation 1 Raise the vehicle, support it securely on jackstands and remove the front wheel. 2 Remove the headlight housing (see Chapter 12). 3 Detach the inner fenderwell screws and clips, then remove the inner fenderwell liner (see illustration 15.3a). 4 Open the front door, and remove the upper fender-.to-body bolt and the one bolt inside the fenderwell. 5 Under the headlight housing area, remove the two fender fasteners. 6 Remove the cowl louver panel and the rubber hood sealing strip along the top of the fender, then remove the remaining fender mounting bolts. 7 Lift off the fender. It's.a good idea to have an assistant support the fender while it's being moved away from the vehicle to prevent damage to the surrounding body panels. 8 I nstallation is the reverse of removal. Check the alignment of the fender to the hood and front edge of the door before final tighten- ing of the fender fasteners. 
11-18 Chapter 11 Body Notes 
Chapter 12 , , Chassis electrical system 12-1 Contents Section Airbag system - general information .................:............................ 26 Antenna - replacement.......... ...... ........ .... ..... ................................. 13 Bulb replacement......... ............................ ......................... ....... .... 19 Circuit breakers - general information ........................................... 4 Cruise co'ntrol system - description ............................................... 21 Daytime Running Lights (DRL) - general information.................... 25 Electric side view mirrors - description.......................................... 20 Electrical troubleshooting - general information ............................ 2 Fuses and fusible links - general information ............................... 3 General information............. .,....................... ................................. 1 Headlight housing - replacement................................................... 17 Headlights - adjustment................................................................. 16 Headlight bulb - replacement ....................................................... 15 , Horn - check and replacement ....................................................... 18 '1 General information The electrical system is a 12-volt, nega- tive ground type. Power for the lights and all electrical accessories is supplied by a lead/ acid-type battery, which is charged by the alternator. This Chapter covers repair and service . procedures for the various electrical compo- nents not associated with the engine Infor- mation on the battery, alternor and starter motor can be found in Chapter 5. It should be noted that when portions of the electrical system are serviced, the cable should be disconnected from the negative battery terminal to prevent electrical shorts and/or fires. 2 Electrical troubleshooting - general information Refer to illustrations 2.5a, 2.5b, 2.6 and 2.9 A typical electrical, circuit consists of an electrical component, any switches, relays, motors, fuses, fusible links or circuit breakers . related to that corTJponent and the wiring and connectors that .link the component to both the battery and the chassis. To help you pinpoipt an, electrical circuit problem, wiring diagrams. are included'at the end of this Chapter. Before tackling any troublesome elec- trical circuit, first study the appropriate wir- ing diagrams to get a complete understand- - ing of what makes up that individual circuit. .' :.. ". ,/./. ." ", . -"/" v.':', . H n..'"'" . Section Ignition switch and lock cylinder - replacement ............................. 8 Instrument cluster - removal and installation ................................. 10 Instrument panel switches:'" replacement ....................................... '9 Power door lock system - description............. ............................... 23 Power sunroof - description........................................................... 24 Power window system - description ............................................. 22 Radio and speakers - removal and installation .............................. 12 Rear window defogger - check and repair...................................... 14 Relays - general information and testing ....................................... 5 Steering column switches - replacement....................................... 7 Turn signal and hazard flasher - check and replacement.............. 6 Wiper motor - check and replacement .......................................... 11 Wiring diagrams - general information .......................................... 27 , , '/X i((r..... n..'n, , '  "' , ' , " , .. , , J ",\<, ," i , , n ' ,. n'/' 2.5a The most useful tool for electrical troubleshooting is a digital multimeter that can check volts, amps, an test continuity Trouble spots, for instance, can often be nar- rowed down by noting if other components related to the circuit are operating properly. If several components or circuits faU at one time, chances are the problem is in a fuse br ground connection, because several circuits are often routed through the same fuse and ground connections. . Electrical problems usually stem fro I'!' simple caus.es, such as loose or corroded connections, a blown fuse, a melted fusible link or a failed relay.' Visually inspect the con- dition of all fuses, wires and connections in a problem circuit before troubleshooting the cir- cu it. 2.5b A simple test light is a very handy tool for testing .voltage If test equipment and instruments are going to be utilized, use the diagrams to plan ahead of time where you will make the nec- essary connections in order to accurately pin- point the trouble spot. . The basic tools needed for electrical troubleshooting include a circuit tester or voltmeter (a 12-volt bulb with a set of test leads can also be used), a continuity tester, : which includes a bulb, battery and set of test leads, and a jumper wire, preferably w'ith a circuit breaker incorporated, which can be used to bypass electrical components (see illustrations). Before attempting to locate a problem with test instruments, use the wiring diagram(s) to decide where to make the con- nections. 
12-2 Chapter 12 Chassis electrical system  J /' ->:>:_ lf:;, '.,.. ..:.J; [t; " . ;>  , ' i , , , 2.6 In use, a basic test light's lead is clipped to a known good ground, then the pointed probe can test connectors, wires or electrical sockets -. if the bulb lights, the circuit being tested has battery voltage 2.9 With a multimetea:- set to the ohms scale, resistance can be checked across two terminals - when checking for continuity, ' a low reading indicates continuity, a high reading or infinity indicates lack of continuity Voltage checks Voltage checks should be performed if a circuit ,is not functioning properly. Connect one lead of a circuit tester to either the nega- tive battery terminal or a known good ground. Connect the other lead to a connector in the circuit being' tested, preferably nearest to the battery or fuse (see illustration). If the bulb of the tester lights, voltage is present, which , means that the part of the circuit between the connector and the battery is problem free. Continue checking the rest of the circuit in the same fashion. When you reach a point at whih no voltage is present, the problem lies between that point and the last test point with voltage. Most of the time the problem can be traced to a loose connection. Note: Keep in mind that some circuits receive voltage only when the ignition key is in the Accessory or Run position. Finding a short One methoq of finding shorts in a live cir- cuit is to remove the fuse and connect a test light in place of the fuse terminals (fabricate two jumper wires with small spade terminals, plug the jumper wires into the fuse box and connect the test light). There should be volt- age present in the circuit. Move the suspected wiring harness from side-to-side while watch- ing the test light. If the bulb goes off, there is a short to ground somewhere in that.area, prob- ably where the insulation has rubbed through. Ground check Perform a ground test to check whether a component is properly grounded. Discon- nect the battery and connect one lead of a continuity tester or multi meter (set to the ohms scale), to a known good ground. Con- nect the other lead to the wire br ground con- nection being tested. If the resistance is low (less than 5 ohms), the ground is good. If the bulb on a self-powered test light does not go ;c'on, the ground is not good. Continuity check A continuity check is done to determine if there are any. breaks in a circuit - if it is pass- ing electricity properly. With the circuit off (no power in the circuit), a self-powered continuity tester or multi meter can be used to check the circuit. Connect the test leads to both ends of the circuit (or to the "power" end and. a good ground), and if the test light comes on the circuit is passing current properly (see illus- tration). If the resistance is low (less than 5 ohms), there is continuity; if the reading 'is 10,000 ohms or higher, there is a break some- where in the circuit. The same procedure can be used to test a switch, by connecting the continuity tester to the switch terminals. With the switch turned On, the test light should come on (or low resistance should be indi- cated on a meter). Finding an open circuit When diag'nosing for possible open circuits, it is otten difficult to locate them by sight because the connectors hide oxidation or terminal misalignment. Merely wiggling a connector on a sensor or in the wiring har- ness may correct the open circuit condition. Remember this when an open circuit is indi- cated when troubleshooting a circuit. Intermit- tent problems may also be caused by oxidized or loose connections. Electrical troubleshooting is simple if you keep in mind that all electrical circuits are basically electricity running. from the bat- tery, through the wires, switches, relays, fuses and fusible links to each electrical component (light bulb, motor, etc.) and to ground, from which it is passed back to the battery. Any electrical problem is an interruption in the flow of electricity to and from the battery. Connectors Most electrical connections "on these vehicles are made with multi-wire plastic con- nectors. The mating halves of many connec- tors are secured with locking clips mo'ided into the plastic connector shells. The 'mating halves of large connectors, such as some of those under the instrument panel, are held together by a bolt through the center of the connector. / To separate a connector with locking clips, use a small screwdriver to pry the clips apart carefulfy, then separate the connec- tor halves. Pull only on the shell, never pull on the wiring harness as you may damage the individual wires and terminals inside the connectors. Look at the connector closely before trying to separate the halves. Often the locking clips are engaged in a way that is not immediately clear. Additionally, many connec- tors have more than one set of clips. Each pair of connector terminals has a male half and a female half. When you look at . the end view of a connector in a diagram, be sure to understand whether the view shows the harness side or the component side of the connector. Connector halves are mirror images of each other, and a terminal shown on the right side end-view of one half will be on the left side end view of the other half. 3 Fuses and fusible links - genera'i information Fuses Refer to illustrations 3. 1 a, 3. 1 band 3.3 The electrical circuits of the vehicle are protected by a combination of fuses, circuit breakers and fusible links. The fuse blocks are located under the instrument panel and in the engine compartment (see illustrations). Each of the fuses is designed to protect a specific circuit, and the various circuits are identifted on the fuse panel cover. Miniaturized fuses are employed in the fuse blocks. These compact fuses, with blade terminal design, allow fingertip removal and 
Chapter 12 Chassis electrical system 12-3 r  replacement. If an electrical component fails, always check the fuse first. The best way to, check a fuse is with a test lig ht. Check for power at the exposed terminal tips of each fuse. If power is present on one side of the fuse but not the other, the fuse is blown. A I:?'own fuse can also be confirmed by visually inspecting it (see illustration).. . Be sure to replace blown fuses with the correct type. Fuses of different ratings are physically interchangeable, but only fuses of the proper rating should be used. Replacing a fuse with one of a higher or lower valLJe than specified is not recommende.d. Each electrical circuit needs 'a specific amount of protection. The amperage value of each fuse is molded into the fuse body. If the replacement fuse immediately fails, don't replace it again until the cause' of the problm is isolated and corrected. In most cases, this will be a short circuit in the wiring caused by a broken or deteriorated wire. Fusible links Some circuits are protected by fusible links. The links are used in circuits which are not ordinarily fused, such as the ignition cir- cuit, or which carry 'high current. Cartridge type fusible links are located in the engine compartment fuse box and are similar to a large fuse. After disconnect- ing the negative battery bable, simply unplug and. replace 'it with a fusible link of the same amperage. A wire-type fusible link, instatled in the harness between the battery and the fuse/ ...... ......."'....,..,"'. ;........-- - BAD 3.1a The interior fuse box is tucked up under the instrument panel, to the left of the steering column - it's fairly difficult to reach relay blocks, protects the entire chassis elec- trical system. It's located near the positive , battery terminal. If the fusible link melts, the cause of the short must first be repaired, then 'the fusible link must be replaced with a fus- ible link of the same gauge. Never substitute a regular wire for a fusible link. To replace a wire-type fusible link, dis- connect the cable from the negative termi- nal of the battery, cut the damaged link out and solder a new one in its place. Cover the exposed wires with shrink-wrap tubing or plenty of electrical tape. 4 Circuit brekers - general information Circuit breakers protect certain circuits such as the power windows or heated seats. Depending on the vehicle's accessories, there may be one or two circuit breakers, located in the fuse/relay box in the engine compartment (see illustration 3.1,b). . Because the circuit breakers reset auto- matically, an electrical overload in a circuit- breaker-protected, system will cause thecir- cuit to fail momentarily, then come back on. If the circuit does not come back on, check it immediately. . For a basic check, pull the circuit breaker up out of its socket on the fuse panel, but just far enough to probe with a voltmeter. The breaker should still contact the sockets. With the volteter negative lead on a good chassis ground, touch each end prong \. ..:.#;. 3.3 When a fuse blows, the element between the terminals melts GOOD 3.1 b The main engine compartment fuse/relay box is located near the left strut tower of the circuit breaker with the positive meter probe. There should be battery voltage at each end. If there is battery voltage only at one end, the circuit breaker must be replaced. Some circuit breakers must be reset manually. 5 Relays - general information and testi ng .General information 1 Several electrical accessories in the vehi- cle, such as the fuel injection system, horns, starter, and fog lamps use relays to transmit the electrical signal to te component. Relays use a low-current circuit (the control circuit) to open and close a high-current circuit (the power circuit). If the relay is de,fective, that component will not operate proprly. Most relays are mountf:?d in the engine compart- . ment fuse/relay box. If a faulty relay is sus- pected, it can be removed and tested using the procedure below or by a dealer service department or a repair shop. Defective relays must be replaced as a unit. Identification of the circuit the relay controls is often marked on the top of the relay, but the decal or imprint inside the cover of the relay box should also indicate which circuits they control. Note: Some relays are an integral part of the inte... rior fuse box. These include the starter relay, the IG1 relay, the defroster relay, the power window relay, the circuit opening relay and the integration relay. Testing Refer to illustrations 5.3a, 5.3b and 5.6 2 Refer to the wiring diagrams for the cir- cuit to determine the proper connections for the relay you're testing. If you can't determine the correct connection from the wiring .dia- grams, however, you may be able to deter- mine the test connections from the,informa- tion that follows. 
12-4 . Chapter 12 Chassis electrical" system 1 5 1. 6 3 1 2 1 1 16 7 - 4 13 - 2 7 4 1 5 4 I - 2 -3 51 , ' .1.1 2 1 6 3 3 I I 2 7 5 2 I 7 5 -- 6 '3 -- 172021-12-3.58 HAYNESI 2 5.3a These two relays are typical normally open types; the one above completes a, single circuit (terminal 5 to terminal 3) when energized - the lower relay type completes two circuits (6 and'7, and 3 and 5) when energized L 3 I 72021-12-5.3b HAVNE 5.3b These relays are normally closed types, where current flows though one circuit until the relay is energized, which interrupts that circuit and completes the second circuit , 3 There are four basic types of relays used on these models (see illustrations). Some are normally open type and some normally closed, while others include a circuit of each type. 4 On most relays, two of the terminals are the relay control circuit (they connect to the relay coil which, when energized, closes the large contacts to complete the circuit). The other terminals are the power circuit (they are connected together within the relay hen the control circuit coil is energized). 5 Some relays may be marked as an aid to help you determine which terminals make . up the control circuit and which make up the power circuit. If the relay is not marked, refer to the wiring diagrams at the end of this Chap- ter to determine the proper hook-ups 'for the relay you're testing. . 6 To test a relay, connect an ohmmeter across the two terminals of the power circuit, continuity should not be indicated (see .illus- tration). Now connect a fused jumper wire between one of the two control circuit termi- nals and the positive battery terminal. Connect another jumper wire between the other control circuit terminal and ground. When the connec- tions are made, the relay should click and con- tinuity should be indicated on the meter. On some relays, polarity may be critical, so, if the relay doesn't click, try swapping the jumper wires on the control circuit terminals. 7 If the relay fails the above test, replace it. B+ ,r m: c:J IL . 1 42025-12-5.5 HA YNES I 5.6 To test a typical four-terminal normally open relay, connect an ohmmeter to the two terminals of the power circuit - the meter should indicate continuity.with the relay energized and no continuity with the relay not energized 6 Turn signal and hazard flasher - check and replacement Refer to illustration 6. 1 Warning: The models covered by this manual are equipped with Supplemental Restraint Systems (SRS), more commonly known as airbags. Always disable the air bag system before working in the vicinity of anyairbag system components to avoid the possibility of accidental deployment of the airbags, which could cause personal injury (see Section 26). 1 The turn signal and hazard flasher is a single combination unit, located on the interior fuse/relay box (see illustration). 2 When the. flasher unit is functioning prop- ! ' , ' " .. "'.'.',",1f><"'''. ; :'; Y.' :.;.:...... 6.1 Location of the turn signal' and hazard flasher (seen here through the opening for the sm.all utility compartment to the left of the steering wheel) expert22 .qn71 http://rutracker. org
Chapter 12 Chassis electrical system 12-5 Ft , f,i '10'' A: 'ffl ..:1\. ! ,!f), '. ",. _:i. "iII 7.4 Release the switch retaining c1aw with a plastic tool - wiper/washer switch shown, headlight/turn signal"switch similar (steering wheel removed for clarity, but it isn't necessary to remove the steering wheel for switch removal) erly, an audible click can be heard during its peration. If the turn signals'.fail on one side or the other and the flasher unit does not make its-characteristic clicking sound,. or if a bulb on one side .of the vehicle flashes much faster than normal but the bulb at the other end of the vehicle (on the same side) doesn't light at all,  faulty turn signal bulb may be indicated. 3. If both turn signals fail to blink, the, prob- lem may' be due to a blown fuse, a faulty flasher unit, a defective switch or a loose or open connection. If a quick check of the fuse box indicates that the turn signal fuse has blown, check the w'iring for a short before installing a new fuse. 4 To replace the flasher; disconnect the electricai connector and remove the flasher unit from the electrical center. 5 Make sure that the replacement unit is identical to the original. Compare the old one to the new one before installing it. 6 Installation is the reverse of removal. 7 Steering column switches - , replacement Refer to illustration 7.4 . Warning: The models covered by this manual are equipped with Supplemental Restraint Systems (SRS), more commonly known as airbags. Always disable the air bag system before working in the vicinity of any air bag systm Components to avoid the possibility of accidental deployment of the airbag(s), which could cause 'personal injury (see Section 26). l' Disconnect the cable from the negative terminal of the bc;ittery. 2 Remove the steering column covers (see Chapter 11). 3 The steering column switches on these models are two separate switch units con- nected to a Gentral plastic housing. The left-' side switch is for the headlight and turn sig-  »- #" 8.3 Discp.nnect the electrical connectors at the bottom of the ignition switch housing nal control, while the rght-side sWitch is for . the washer/wiper control. Either switch can be replaced separately. 'Unplug. the electrical connectors from the combination switch to be replaced. 4 Depress the claw in the switch, then pull .the switch from the steering column (see illus- tration). Note: Excessive force may break the claw. 5 ., Installation is the reverse of removal. 8 Ignition switch and key lock cylinder - replacement Warning: The models covered by this manual are equipped with Supplemental Restraint Systems (SRS), more commonly known as air bags. Always disable the air bag system before .working in the vicinity of any airbag system components to avoid the possibility of accidental deployment.of the -airbag(s), which could cause personal injury (see Section 26). 1 Disconnect the cable from the negative terminal f the battery. 2 Remove the steering column covers (see Chapter 11). Ignition switch Refer to illustrations 8.3 and 8.4 3 Unplug the ignition switch wiring harness connectors (see illustration). 4 Remove the switch retaining screws (see illustration) then pull the switch from the lock cylinder housing. 5 Installation is reverse of the removal. Lock cylind.er Refer to illustration 8.8 6 On models equipped with the engine immobilizer system, gently pry off the plas- tic shroud around the key-lock,. cylinder and disconnect the electrical connector. Lift the shroud edge from the locating tab only e'nough to slip the shroud off. The shroud houses the amplifier for the special transponder keys. Pry "t,J$::;j", 8.4 Unscrew the retaining screws to remove the electrical portion of the ,ignition switch .. 8.8 With the lock cylinder in the ACe position, depress the retaining pin with a small screwdriver, then pull the cylinder . straight out lightly to remove the illumination ring, then. remove the unlock arming switch. 7 Insert the key and turn it to the ACe posi- tion. 8 Use a small screwdriver or punch to depress the lock cylinder retaining pin, then withdraw the key cylinder (see illustration). 9 To .install the lock cylinder, depress the retaining pin and guide the lock cyrinder into the housing until the retaining pin extends itself back into the locating hole in the hous- ing. 10 The remainder of the installation is the reverse of removal. ! \ 9 Instrument panel switches - replacement Warning: The models covered bythismanu,al are equipped with Supplemental Restraint Systems (SRS), more commonly known as airbags. Always disable'the airbag system before working in the vicinity of any airbag 
12.6 Chapter 12 . Chassis electrical system \ t\ 1 " ,"\ .  ,.,. ,If " " " " ,r .' , [ilia .. ..:,:I. . 9.5' Use a trim tool to pry the dimmer/mirror switch panel from the left side of the dash / // , III , J Iii : /1-... f<:/ ii'"  \ ;.;! , < "' '-' JY; 10.3 Remove this screw at the top of the instrument cluster. . . system components to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Section 26). Hazard warning switch 1 Disconnect. the negative battery cable (see Chapter 1). 2 Carefully remove the center cluster finish panel (see Chapter 11) from the instrument panel and pu1l the assembly out until you can disconnect the electrical connector at the rear of the switch. 3 Use two screwdrivers to depress the switch retaining tangs, then remove the switch cluster from the panel. 4 Installation is the reverse of the removal procedure. Power mirror control switch and dimmer switch Refer to illustrations 9.5 and 9.6 5 The switches are located in a small panel to the left of the steering column. Carefully pry the panel from the dash with a trim tool (see illustration). 6 Disconnect the electrical connector and rempve the switches (see illustration). 7 I nstallation is the reverse of the removal -procedure.  II . 'M :;'1! @)  ""'''''Iii''" 9.6 Disconnect the electrical connector and release the two clips securing the light control switch - mirror switch removal is similar  ( , '::r Jr , , .IL:;/ fTht 10.4 ..... then release the clips and pull the cluster out at the bottom Defogger switch 8 The rear window defogger switch is located in the heating and air conditioning control panel. 9 Refer to Chapter 3 and remove the con- . trol panel, then 'pull the assembly out until you can disconnect the electrical connector at the rear of the switch. Depress the tab and remove the switch from the bezel. 10 I nstallation is the reverse of the removal procedure. 10 Instrument cluster - removal and installation Refer to illustrations 10.3, 10.4 and 10.5 Warning: The models covered by this manual are equipped with Supplemental Restraint Systems (SRS), more commonly known as air bags. Always disable the airbag system before working in .the vicinity of any air bag system component to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Section 26). 1 Disconnect the negative battery cable. Remove the steering wheel (see Chapter 10). ,2 Remove the instrument cluster trim panel (see Chapter 11). 3 Remove the cluster mounting screw at the top (see illustration). 4 Pry at the two bottom clips to release them, then pull the cluster out (see illustra- &.  5 Disconnect the electrical connectors (see illustratin). .. 1.0.5 Diconnect the electrical connectors at the back of the cluster 
Chapter 12 Chassis electrical system i 12-7 * 11.7 Lift the end cap to access the wiper arm nut, remove the nut, then make a reference mark before removing the arm 6 Cover the steering column with a cloth to . protect the trim covers, then remove the instrument cluster from the vehicle. 7' Installation is the reverse of removal. 11 Wiper motor - check and replacement Wiper motor circuit check Note: Refer to the wiring diagrams for wire colors and locations in the following checks. When checking for voltage, probe a grounded 12-volt test light to each terminal at a connec- tor until it lights; this verifies voltage (power) at the terminal. If the following checks fail to locate the problem, have the system diag- nosed by a dealer service department or other properly equipped repair facility. 1 If the wipers work slowly, make sure the battery is in good condition and has a strong charge (see Chapter 5). If the battery is in good condition, remove the wiper motor (see below) and operate the wiper arms by hand. Check for binding linkage and pivots. Lubricate or repair the linkage or pivots as' . necessary. Reinstall the wiper motor. If the wipers still operate slowly, check for loose or corroded connections, especially the ground' connection. If all connections look OK, replace the motor. 2 If' the wipers, fail to operate when acti- vated check the fuse in the driver's side inte- ,  rior fus panel. If the fuse is .OK, connect  jumper wire between the wiper motor's ground terminal and ground, then retest. If the motor works now, repair the ground connection. If the motor still doesn't work, turn the wiper switch to the HI position and check for voltage at the motor. Note: The cowl cover will have to be removed (see Chapter 11) to access. the electrical connector. 3 If there's voltage at the connector, remove the motor and check it off the vehicle with fused jumper wires from the battery. If the motor now works, check for binding linkage (see Step 1). If the motor still doesn't work, replace it. If theres no voltage to the motor, check for voltage at the wiper control relays. If there's voltage at the wiper control relays and no voltage at the wiper motQr, have the switch tested. If the switch is OK, the wiper control relay is probably bad. See Section 5 for relay testing. 4 If the interval (delay) function is inop- erative, check the continuity of all the wiring between the switch and wiper control module. 5 If the wipers stop at' the position they're 11.11 Pry the link from the motor arm (A), then..remove the wiper motor mounting bolts (8) ':' 8 ', , , il''' FJ 'j  I" I   11.9 Location of he wiper linkage mounting bolts  in when the switch is turned off (fail to park), check for voltage at the park ,feed wire of the wiper motor connector whe the wiper swith is OFF but the ignition is ON. If no voltage IS present, check for an open circuit between the wiper motor and the fuse panel. Replacem'ent Refer to illustrations 11.7, 11.9 and 11. 11 6 Disconnect the negative cable from" the battery. t 7 Remove the covers over the wiper arm mounting nuts. Remove the nuts, mark .the i relationship of the arms to the spindles, then pry up the wiper arms (see illustration). 8 Remove the cowl louver panels. 9 Disconnect the wiper motor harness' connector and remove the windshield wiper motor/linkage assembly mounting bolts (see illustration). 10 Slide the assembly toward the passen- ger side to detach the rubber pin near the motor from the cowl sh eetmeta I , then lift the windshield wiper motor assembly from the cowl area. 11 Pry the linkage from the motor arm, remove the wiper motor mounting bolt and separate the motor from the frame .(see illus- tration). 12 Installation is the reverse of removal. 12 Radio and speakers - removal and installation Warning: The models covered by this manual are equipped with Supplemental Restraint Systems (SRS), more commonly known as airbags. Always disable the air bag system before working in the vicinity of any air bag , system components to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Section 26). 1 Disconnect the negative battery cable. · Radio Refer to illustration 12.3 2 The air conditioning control panel must be removed before the radio mounting screws can be accessed (see ,Chapter 11). 
1'2.1 Chapter12 Chassis electrical system '".:0. Ih . =-'. fi . 'k,*," ( ..".;' ;"'5;;::--.:.-;),- :':: :;-: ,. ::' ; f . i , , t 1- 4B?" " i f.  I "./p' II, , x-.... I 1'2.3, .The raio comes out with this panel and two vents - release the clips top and bottom to remove the radio from the vent panel 12.6 Drill out the rivets securing the door speaker, then pun the . speaker out and disconnect the electrical connector 3 Remove the retaining screws and pull the radio panel outward to access the back- side, then disconnect the electrical connec- tors and the antenna lead. Release the clips and separate the radio from the panel (see illustration). 4 Installation is the reverse of removal. Door speakers Refer to illustration 12.6 5 Remove the. door trim panel (see Chap- ter 11). All models have speakers in both front and rear doors. Rear door speakers are mounted similarly to the front door speakers. 6 Remove the speaker mounting rivets (see illustration). pisconnect the electrical connector and remove the speaker from the vehicle 7 Installation is the reverse of removal. Tweeters Refer to illustration 12.10 8 In addition to the standard door and rear speakers, some models are equipped with small tweeters for improved high-range sound. 9 The ,tweeters are mounted in the front of the doors under the mirror cover. Refer to Chapter '11 and remove the outside mirror covers. . 1 o Remove the tweeter mounting nuts and disconnect the electrical connector (see illus- tration). 11 Installation is the reverse of removal. 13 Antenna - replacement 1 " The vehicles covered by this manual are equipped with a mast-type antenna attached to the rear of the roof. 2 If the antenna mast is damaged, it can be removed by tuming it counterclockwise. Wrap'the antenna with tape for a good grip apd it can be removed by hand. 12.10 The tweeters are the small speakers located behind the outside mirror mounting nut covers. They're secured by two of the mirror mounting nuts 3 The antenna cable runs frOm the radio up through the passenger-side windshield pil- lar under the headliner at is joined with a con- nector at the rear of the roof. 4 It's a difficult job for the home mechanic to remove all the panels and the headliner for access to the cables or replacement of the antenna mast base. This procedure is best left to a qualified shop. 14 Rear window defogger - check and repair 1 The rear window defogger consists of a number of horizontal Iements baked onto tl:1e glass surface. If the defogger isn't working, first check the defogger relay and fuse in the interior fuselrelay box. 2 Small breaks in the element can be 'repaired without removing the rear window. :w.'''X<¥l'«W<''_RI; 14.4 When measuring the voltage at the rear window defogger grid, wrap a piece _ of aluminum foil around the positive probe of the voltmeter and press the foil against the wire with your finger Chek Refer to illustrations 14.4, 14.5 and 14.7 . 3, Turn the ignition switch and defogger system switches to the ON position. Using a voltmeter, place the positive probe against the defogger grid positive terminal and the nega- tive probe against the ground terminal. If bat- tery voltage IS not indicated, check the defog- ger switch and related wiring. If voltage is indi- cated, but all or part of the defogger doesn't. heat, proceed with the following tests. 4 When measuring voltage during the next two tests, wrap a piece of aluminum foil around the tip of the voltmeter positive probe and press the foil against the heaing element with your finger (see illustration).- Place the negative probe on the defogger grid ground terminal. 5' Check the voltage at the center of each heating element (see illustration). If the volt- age'is 5 or 6-volts, the element is okay (there' is no break). If the voltage is O-volts, the ete- ment is broken between the center of the ele- ment and the positive end. If the'ivoltage is 
Chapter 12 Chassis electrical system 12.9 14.5 To determine if a heating element. has broken, check the voltage at the' center of each element - if the voltage is 5 or 6-volts, the element is unbroken - if .the voltage is 10 or 12-volts, the element is broken between the center and the ground side - if there is no voltage, the element is broken between the center and the positive side 10 to 12-volts the element is broken between the center of the element and ground. Check each heating element. 6 Connect the negative lead to a good body ground. The reading should stay. the same. If it doesn't, the ground connection is bad. 7 To find the break, place the voltmeter negative probe against the defogger ground . terminal. Place the voltmeter positive probe with the foil strip aga.inst the hating element at the positive terminal end and slide it toward the negative terminal end. The point at whjch the voltmeter deflects from several volts to zero is the point at which the heating element is broken (see illustration). Repair Refer to illustration 14.13 8 Repair the break in the element using a P''':  1" :' 1 " 'I 11(, q }, '1 JI ,,'J{ ., <'$ 14.7 To find the ,break, place the voltmeter negative lead against the defogger ground terminal, place the voltmeter positive lead with the foil strip against the heating element at the positive terminal end and slide it toward the negative terminal end - the point at which the volmeter reading changes abruptly is the point at which the element is broken repair kit specifically recommended for this pUl:pose, available at most auto parts stores. Included in this kit is plastic conductive epoxy. 9 Prior to repairing a brea, turn off the system and allow it to cool off for a few min- utes. 10 Lightly buff the element area with fine steel wool, then clean it thoroughly with rub- bing alcohol. 11 Use masking tape to mask off the area being repaired., 12 Thoroughly mix the epoxy, following the instructions provided with the repair kit. 13 Apply the epoxy material to the slit in the masking tape, overlapping the undamaged area about 3/4-inch on either end (see illus- tration). 14 Allow the repair to cure for 24 hours before removing the tape and using the sys- tem. ' 15.1 Location of the two headlight bulbs (A) and the aiming screw (8) , .   h k :.""-""""_N""_""-__/""W'W__/'<"",",'<__ 14.13 To use a'defogger repair kit, apply masking tape to the inside, of the window at the damaged area, then bush on the special conductive coating 15 Headlight bulb - replacement Refer to illustrations 15. 1 and 15.2 Warning: Halogen gas filled bulbs are under pressure and may shatter-;f the surface is scratched or the bulb is dropped. Wear eye protection and handle the bulbs carefully; grasping only the base whenever possible.. Do not touch the surface of the bulb with your' fingers because the oil from your skin could 't cause if to overheat and fail prematurely. If you do touch the bulb surface, clean it with rubbing alcohol. 1 Open the hood. Reach behind the head- light assembly and unplug the electrical con- nector, depressing the clip on the harness connector (see illustration). To access the left-side headlight bulbs, remove the battery (see Chapter 5), thn remove the pushpin securing the air intake duct and set the duct aside. 2 Grasp the bulb holder securely and rotate it counterclockwise to remove it from the housing (see illustration). 3 Pull straight out on the bulb to' remove from it from the bulb holder. Without touching the glass with your bare fingers, insert the new bulb assembly into the headlight housing. 4 Plug in the electrical connector. ;& I :if.::;';.o ,'1.P' J j  Ii ..v:,,,,;;;,*,*:,,;;; ill . .15.2 Disconnect the electrical conne.ctor, then twist the bulb holder counterclockwise;;tnd pull the holder out 
12.-1-0 Chapter 12 Chassis electrical system 16 ,Healights - adjustment Refer to illustration 16.3 Note,: The headlights must be aimed cor- rectly; If adjusted incorrectly they could blind the driver of an oncoming vehicle and cause a serious accident or seriously reduce your ability to see the road. The headlights should be checked for proper aim every 12 months and any time a new headlight is installed 'or front-end bodywork is performed. It should be emphasized that the following procedure 1s only an interim 'step, which will provide tem- poraryadjustment until the headlights can be adjusted by a properly equipped shop. 1 The vertical adjustment screws are located behind each headlight housing (see illustration 15.1). (There. are no horizontal adjustment screws.) . 2 There are several methods for adjusting the headlights.. The simplest method requires masking tape, a blank wall and a level floor. 3 Position masking tape vertically on the wall in reference to the vehicle centerline and the centerlines of both headlights (see illus- tration). 4 Position a horizontal tape line in refer- ence to the centerline of all the headlights. Note: It might be easier to position the tape on the wall with the vehicle parked only a few inches awa}l. 5 Adjustment should be made with the , vehicle parked 25 feet from the wall, sitting level, the gas tank half-full and no heavy load in the vehicle. 6 Starting with the low beam adjustment, position the high intensity zone so it is two inches below -the horizontal line. Adjustment is made by turning the adjusting screw clock- wise to raise the beam and counte'rclockwise to lower the beam. 7 With the high beams on, the high inten- sity zone should be vertically centred with the exact center just below the horizontal line. Note: It might not be possible to position the headlight 'aim exactly for both high and low, beams. If a compromise must be made, keep in mind that the low beams are the most used and have the greatest effect on safety. 8 Have the headlights adjusted by a dealer "Vehicle Centerline )r r_ ii 111jC »;;:::::  i .25FT ;;;1' . /,' Front of Headlam.p , ..i "''''. 'S.. ,"' , ',. . " ,. , 150029-12-19«3 HAYNESI 16.3 Headlight adjustment details service department or service station at the earliest .opportunity. 17 Headlight housing - replacement Refer to illustration 17.2. Warning: These vehicles are equipped with. halogen gas-filled headlight bulbs that are under pressure and may shatter if the sur- face is damaged or the bulb is dropped. Wear 17.2 Headlight housing mounting screws ... . ..: h . ' ":... , H;. , : , k; , , , , , " , 't , ;l , '. , ,' , ;;., . ... eye protection and handle the bulbs carefully, grasping only the base whenever possible" Do not touch the surface of the bulb with your fingers because the oil from your skin could cause it to overheat and fail prematurely. If you do touch the bulb surface, clean it with rubbing a/cohol. Note: Headlight housings are expensive to replace, but on most models repair kits are available at Toyota dealerships that can save a headlight housing that has broken mounting tabs. 1 Remove the headlight bulbs (see Sec- tion 15) and the parking Ught bulb (see Sec- tion 19). 2 The front bumper cover must bErremoved to access one of the headlight housing fasten- ers (see Chapter 11). Remove the retaining bolts, detach the housing and withdraw it from the vehicle (see illustration). 3' I nstallation is the reverse of removal.. Be sure to check headlight adjustment (see Sec- tion 16). 18 Horn - check and replacement Warning: The models covered by this manual are equipped with Supplemental Restraint 
Chapter 12 Chassis electrical system 1211 18.9 Location of the horn mounting bolt (A) and electrical connector (B) , Systems (SRS), more commonly known as airbags. Always disable the air bag system before working in the vicinity of any airbag system components to avoid the possibility of accidental deployment of the airbag(s), which could cause personal injury (see Section 26). Check Note: Check the fuses before beginning elec- trical diagfJosis. 1 Disconnect the electrical connector from the horn. 2 To test the horn, connect battery voltage . to the horn terminal with a jumper wire. If the horn doesn't sound, replace it. 3 If the horn does sound, check for volt- age at the terminal when the horn button is depressed. If there's voltage at the terminal, check for a bad ground at the horn. 4 If there's no voltage at the horn, check the relay (see Section 5). 5 If the relay is OK, check for voltage to the relay power and control circuits. If either of the circuits is not receiving voltage, inpect the wiring between the relay and the fuse panel. 6 If both relay circuits are receiving voltage, depress the horn button and check the circuit from the relay to the horn button for continuity to. ground. If there's [10 continuity, check the 19.2 Rotate the bulb holder counterclockwise to remove the park! turn/marker bulb from the headlight housing circuit for an open. If there's no open circuit, replace the horn button. 7 If there's continuity to ground through the horn button, check for an open or short in the circuit from the relay to the horn. Replacement Refer to illustration 18.9 8 To access' the horn, open the hood. The horn is located in front of the radiator. 9 To replace the horn, disconnect the elec- trical connector and remove the bracket bolt (see illustration). 10 Installation is the reverse of removal. 19 Bulb replacement Front park/turn signal lights Refer to illustration 19.2 1 The park/turn signal' lights and side marker' lights are all are part of the head- light housing. These bulbs are accessible from behind the headlight housing (in place), although with some difficulty. If you have trou- ble, refer to Section 17 and remove the head- light housing for access to these bulbs. 19.4 Open the access panel inside the trunk (panel removed in this photo) to access the bulbs A Taillight/stop and rear side marker bulb B Turn signal bulb 2 Rotate the bulb holder counterclock- wise and pull the bulb out (see illustration). R,emove the bulb from the holder. On some models, the side marker light is a separate unit mo'unted in the front fender. On these models, access to the bulb is from underneath the fender. 3 Installation is the reverse of removal. Rear taillight/brake light/turn signal/side marker/backup Refer to illustrations 19.4 and 19.6 4 The taillight/brake/turn signal bulbs can be accessed. by removing access panels in the trunk interior (see illustration). 5 Rotate the bulb holders counterclock- wise and pull the bulbs out to remove them. Remove the bulb from the holder. 6 The backup lights in the trunk lid. are accessible only after opening a cover on the inside of the trunk lid, using a screwdriver to release it. (see illustration). Twist the bulb holder cou nterclockwise to remove it. 7 I nstallation is the reverse of remova1. .' .:' t:".. . : ; '.. 't- 1 Q It \Alinn nn4l:lln +hi hinn4l:ll" "'''''4I:IIr "" +hft ' 
12-12 Chapter'12 Chassis electri.cal system  ..,: -: ;.-- , 1 t;  i ,., I .. I  . 1 "I" =.=.".,. .,..__,.m..J 19.8 Rotate the bulb holder and remove it from -the high-mounted brake light assembly Center high-mounted stop , light Refer to illustration 19.8 8 Open the trunk and crawl in enough to , see the underside of the rear package shelf. Reach the bulb' through the opening under the CHMSL housing (see illustration). 9 Twist the bulb holder counterclockwise to remove it, then pull the bulb straight out of the holder. 10 I nstallation is the reverse of removal. Instrument cluster lights Refer to ilJustration19.12 , 11 To gain access to the instrument cluster , illumination- bulbs, the' instrument cluster will have to be removed (see Section 10). The bulbs can then be removed and replaced from the rear of the cluster. 12 f{otate the bulb. holder counterclockwise to remove it (see illustration). 13 Installation is the reverse of removal. Interior light Refer to illustration 19.15 14 Pry the lens off the interior light housing. ." ,;a ,11[":&':;"": . 15 Detach the. bulb from the terminals (see illustration). It may be necessary to pry the bulb out ... if this is the case, pry only on the ends of the bulb (otherwise the glass may shatter). 16 Installation is the reverse of-removal.  License plate light 17 Remove the trun lid lock cylinder by disconnecting the rods and removing the two mounting bolts . 18 Release the four clips inside the trunk lid and remove the outside trim panel. 19 On the outside, push the license light bezel to the left to compress the clip, then withdraw the bezel and bulb holder. 20 Installation is the reverse of removal. Fog light 21 Raise the vehicle and secure it on . jackstands. 22 Remove the splash shield. . 23 Twist the bulb holder from' the housing and replace the bulb. 20 Electric side view mirrors - description 1 Most electric rear view mirrors use two motors to move the glass; one for up. and down adjustments and one for left-right adjustments. 2 The control switch has a selector portion that sends voltage to the left or right side mir- ror. With the ignition ON but the engine OFF, roll down the windows and operate the mirror control switcD through all functions (left-right and up-down) for both the left and right side mirrors. 3 Listen carefully for the sound of the elec- tric motors running in the mirrors. 4 If the motors can be heard but the mir- ror glass doesn't move, there's a problem with the drive mechanism inside the mirror. S' If the mirrors do not operate and no sound comes from the mirrors, check the fuse (see Chapter 1 ). 6 If the fuse is OK, remove the mirror control switch from the dashboard. Have the switch continuity checked by a dealership ser-'- vice department or other qualified automobile repair facility. 7 If the mirror still doesn't work, remove the mirror and check the wires at the mirror for voltage. 8 If there's not voltage in each switch posi- tion, check the circuit belween the mirror and control switch for opens and shorts. 9 . If there's voltage, remove the mirror and test it off the vehicle with jumper wires. Replace the mirror if it fails this test. 21 Cruise control system - description 1 On 2003 and 2004 models the accelera- tor pedal is linked to the throttle body with a pair of cables; one running to the cruise con- trol actuator and another running from the actuator to the throttle body. 2005 .models utilize an electric motor to operate the throt- tle body, and wiring between the accelerator pedal and the throttle body. The ECM com- municates between them. Listed below are some general procedures that may be used to locate common problems. 2 With the ignition switch turned to the On position, turn the cruise control main switch On. The CRUISE light on the instrument panel should light up, and turn off when you turn the cruise control main switch back to Off. 3 Check the fuses (see Section 3). 4 If the check in Step 2 is abnormal, fur- ther diagnosis requires a scan tool to read diagnostic tro'uble codes for the cruise control system. For more information on diagnostic code retrieval, see Chapter 6. ' 5 The cruise control system uses inputs from the Vehicle Speed Sensor (VSS). Refer to Chapter 6 for more information on the VSS. 6 Test-drive the vehicle to determine if the 19..12 Twist the bulb holders counterclockwise to remove them from the back of the instrument cluster ff 19.15 Carefully pry off the dome light lens using a flat-bladed screwdriver, then remove the bulb 
Chapter 12 Chassis, electrical system 12-13 cruise contr1 is now working. If it isn't, take it to a dealer service department or an automo- tive electrical specialist for further diagnosis. 22 Power window system - descri ption 1 The power window system op.erates electric motors, mounted in the doors, which lower and raise the windows. The system consists of the control switches, relays, the motors, regulators, glass mechanisn1s and associated wiring. . 2 The power windows can be lowered and raised from the master control switch by the driver or by remote switches located at the individual windows. Each window has a sepa- rate motor that is reversible. The position of the control switch determines the polarity and therefore the direction of operation. 3 The circuit is protected by a fuse and a circuit breaker. Each motor is also equipped with an internal circuit breaker; this prevents . one stuck window from disabling the whole system. . 4 The power window system will only operate when the ignition switch is ON. In addition, many models have a window lock- out switch at the master control switch that, when activated, disables the switches at the rear windows and, sometimes, the switch at the passenger's window also. Always check these items before troubleshooting a window problem. 5 These procedures are general in nature, so' if you can't find the problem using them, take the vehicle to a dealer service depart- ment or other properly equipped repair facil- ity. 6 If the power windows won't operate, always check the fuse and circuit breaker fi rst. 7 If only the rear windows are inoperative, or if the windows only operate from the master control switch, check the rear window lockout switch for continuity in the unlocked position. Replace it if it doesn't have continuity. 8 Check the wiring between the switches and fuse panel for continuity. Repair the wir- ing, if necessary. 9 If only one window is inoperative from the master control switch, try the other con- trol switch at the window. Note: This doesn't apply to the driver's door window. 10 If the same window works from one switch, but not the other, check the switch for continuity. Have the switch checked at a dealer service department or other qualified automobile repair facility. 11 If the switch tests OK, check for a short or Qpen in the circuit between the affected switch and the window motor. 12 If one window is inperative from both switches, reove the trim panel from the affected door and check for voltage at the switch and at the motor while the switch is operated. 13 If voltage is reaching the motor, discon- nect the glass from the regulator (see Chap- ter 11). Move the window up and down by hand while checking for binding and damage. Also check for binding and damage to the regulator. If the regulator is not dan1aged ad the window moves-up and down smoothly, replace the motor. If there's binding or dam- age, lubricate, repair or replace parts, as nec- essary. 14 If voltage isn't reaching the motor, check the wiring in the circuit for continuity between the switches and motors. You'll. need to con- sult the wiring diagram for the vehicle. If the circuit is equipped with a relay, check that the relay is grounded properly and receiving volt- age. 15 Test the windows after you are done to confirm proper repairs. 23 Power door lock system - description 1 A power door lock system operates the door lock actuators mounted in each door. The system consists of the switches, actuators, a control unit and associated wiring. Diagnosis can usually be limited te? simple checks of the wiring connections and actuators for minor faults that can be easHy repaired. 2 Power door lock systems are operated by bi-directional solenoids located in the doors. The lock switches have two operting positions: Lock and Unlock. When activated, the switch sends a ground signal to the door lock control unit to lock or unlock the doors. Depending on which way the switch is acti- vated, the control unit rverses polarity to the solenoids, allowing the two sides of the circuit o be used alternately as the feed (positive) and ground side. 3 Some vehicles may have an anti-theft system incorporated into the power locks. If you are unable to locate the trouble using the following general Steps, consult a dealer service dpartment or other qualified repair shop. 4 Always check the circuit protection first. Some vehicles use a combination of circuit 0(. ._ ",¥: ..."" .. ._'-." \: :3.. breakers and fuses.- 5 Operate the door lock switches in both directions (Lock and Unlock) .with the engine off. Listen for the click of th solenoids operat.. ing. 6 Test the switches for continuity. Remove the switches and have them checked by a dealer service department or other quali'fied auto,mobile repair facility... 7 Check the wiring between the switches, control unit and solenoids for continuity. Repair the wiring if there's no continuity. 8 Check for a'bad ground at the switches or the control unit. 9 , If all but one lock solenoids operate, remove the trim panel from the affected door (see Chapter 11) and check for voltage at the solenoid while the lock switch is operated One of the wires should have voltage in the Lock position; the other should have voltage in the Unlock position. 10 If the inoperative solenoid is receiving voltage, replace the solenoid. ' 11 If the inoperative solenoid isn't receiving yoltage, check the relay for an ppen or short in the wire between the 'lock solenoid and the-' control unit. Note: It's common for wires to break in the portion of the harness between the body and door (opening and closing the door fatigues 'and eventually breaks the . .,. wires) . Keyless entry system Refer to illustrations 23. 14 and 23. 15 12 The keyless entry system consists of a remote control transmitter that sends a coded infrared signal to a receiver that then oper- ates the door lock system. On models so equipped, the transmitter may also 'engage the alarm system and provide a "panic" button that flashes the lights and blows the horn for emergencies. 13 Replce the transmitter batteries when . the red LED light on the case doesn't light when the button is pushed. As the batteries deteriorate with age; the distance at which the remote transmitter operates will diminish. .- 14 Use a coin or small screwdriver'to care- fully separate the case halves for battery replacement (see illustratio). 23.14 Use a small screwdriver or coin to separate the transmitter halves 
12-.14 Chapter 12 Chassis electrical system 15 Replace the two l,ithium batteries with the same type as originally installed, observing the polarity diagram on the case (see illustra- tion). 16 Snap the case halves together. 24 Power sunroof - description '1 The power sunroof or sliding roof system consists of the control switch; the module, the roof motor and the glass and track mecha- nism. The sunroof switch is located in a panel in the headUner, above the rear-view mirror. If there is a problem with sunroof operation, first check the 30-amp "Power" and 10-amp "Gauge" fuses in the instrument panel fuse/ relay box. If the fuse is OK, check the PIW relay, also in the instrument panel fuselrelay box, as this relay supplies power to the sun- roof relay which is located in the module behind the sunroof control switch bezel. 25 aytime Running Lights (DRL) - general information The Daytime Running Lights (DRL) sys- tem illuminates the headlights whenever the engine is funning. The only exception is with the engine running and the parking, brake engaged. Once the parking brake is released, the lights will remain on as long as the ignition switch is on, even if the parking brake is later applied. The .DRL system supplies reduced power to the headlights so they won't be too bright for daytime use, while prolonging headlight life. 26 Airbag system - general information All models are equipped with a Supple- mental Restraint System (SRS), more com- monly known as an airbag. This system is designed to protect the driver, and the front seat passenger, from serious injury in the event of a head-on or frontal collision. It con- sists of two impact sensors behind the front bumper, an airbag module in the nter of the steering wheel and the right side of the instru- ment panel and a sensing/diagnostic module mounted in the center of the vehicle, ahead 23.15 Replace the lithium batteries with the same type as used originally of the floor console,. Additionally, some mod- I els are equipped with side impact airbags and side .curtain airbags. Airbag module Driver's side The airbag inflator module contains a housing incorporating the cushion (airbag) and inflator unit, mounted in the center of the steering wheel The inflator assembly is mounted on the back of the housing over a hole through which gas is expelled, inflating the bag alm.ost instantaneously when an elec- trical signal is sent from the system. A spiral cable assembly on the steering column under the steering wheel carries this signal to the module. This spiral cable assembly can trans mit an electrical signal regardless of steering wheel position. The igniter in the airbag con- verts the electrical signal to heat and ignites the powder, which inflates the bag. Passenger's side, The airbag is mounted above the glove compartment and designated by the letters SRS (Supplemental Restraint System). It consists of an inflator containing an igniter, a bag assembly, a reaction housing and a trim cover. . The airbag is considerably larger than the steering wheel-mounted unit and is sup- ported by the steel reaction housing. The trim cover is textured and painted to match the instrument panel and has a molded seam that splits when the bag inflates. Side impact airbags Extra protection is provided on some models with the addition of optional side... impact airbags. These are smaller'devices located in the seat backs on the side toward the exterior of the vehicle. The impact sensors for the side-impact airbags are located at the bottom of the door pillars in the body, in the bottom of the driver and passenger seats, or in the driver arid passenger doors. Side curtain airbags Extra side-impact protection is provided on some models with the addition of optional side-curtain airbags (in addition to the side- impact airbags in the seatbacks). These . are long airbags that, in the event of a side impact, come out of the headliner at each side of the car and come down between the side windows and the seats. They are designed to protect the heads of both front seat and rear seat passengers. Sensing and diagnostic module The sensing and diagnostic module sup- plies the current to the airbag system in 'the event of the collision, even if battery power is cut off. It checks this system every time the vehicle is started, causing the "AIR BAG" light to go on then off, if the system is operating properly. If there is a fault in the system, the light will go on and stay on, flash, or the dash 'will. make a beeping sound. If this happens, the vehicle should be taken to your' dealer immediately for service. Disarming the system and other precautions Warning: Failure to follow these precautions could result in accidental deployment of the airbag and personal injury. Whenever working in the vicinity of ,the steering wheel, steering column or any of the other SRS system components, the system must be disarmed. To disarm the system: a) Point the wheels straight ahead and turn the key to the Lock position. b) Disconnect the cable from the negative battery terminal. Make sure the cable is positioned so that .it cannot come into contact with the battery terminal. c) Wait at'least two minutes for the back-up power supply to be depleted. Whenever handling an airbag module', always keep the airbag opening (the trim side) pointed away from your body. Never place the airbag module on a bench of other surface with the airbag opening facing the surface. Always place the airbag module in a safe location with the airbag opening facing up. Never measure the resistance of any SRS component. An ohmmeter has a built-in battery supply that could accidentally deploy the airbag. Never use electrical welding equipment .. on a vehicle equipped with an airbag without first disconnecting the yellow airbag connec- tor, located under the steering column near the combination switch connector (driver's air- bag) and behind the glove box (pasenger's airbag). Never ispose of a live airbag module. Return it to a dealer service department or other qualified repair shop 'for safe deploy- ment and disposal. Componentrelnovaland installation Driver' side airbag module and spiral cable 1 Refer to Chapter 10, Steering wheel - removal and installation: for the driver's side airbag module and spiral cable removal and installation procedures. 
Chapter 12 Chassis electrical system 12-15 Passenger's side airbag module Refer to illustration 26.3 2 Disarm the airbag system as describes previously in this Section. Under the right side of the instrument panel, disconnect the yellow connectors for the passenger airbag. 3 Remove the glove. box .(see Chapter 11). The ,airbag is bolted to the underside of the instrument panel. Remove the fasteners and detach the airbag module from the instrument panel (see illustration). Be sure to heed the precautions' outlined previously in this Sec- tion. 4 I nstallation is the reverse of the removal procedure. Tighten the airbag module r'D0unt- ing fasteners to 15 ft-Ibs (20 Nm). 27 Wiring diagrams - general information Since it isn't possible to include all wir- ing diagrams for every year covered by this, manual, the following diagrams are those that are typical and most commonly needed. 26.3 Remove the bolt and two nuts to remove the passenger airbag from behind the instrument panel Prior to troubleshooting any circuits, check the fuse and circuit breakers (if equipped) to make sure they're in good condi- tion. Make sure the battery is properly charged and check the cable connections (see Chap- ter 1 ). When checking a circuit, make sure that all connectors are clean, with no broken or loose terminals. When unplugging a connec- tor, do not pull on the wires. Pull only on the connector housings themselves. 
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1:2-28 Chapter 12 Chassis electrical system Notes 
Index IND-1 A About this manual, 0-5 Accelerator cable, removal, installation and adjustment, 4-6 Acknowledgements, 0-2 Air conditioning and heating system, check and maintenance, 3-8 compressor, removal and installation, 3-11 condenser, rempval and installation, 3-11 control assembly, removal and installation, 3-8 receiver-drier, removal and installation, 3-10 Air filter housing, removal and, installation, 4-6 Air filter replacC!me.nt, 1-18 Airbag system, general information, 12-14 Alignment, wheel, general information, 10-14 Alternator, removal and installation, 5-5 Antenna, replacement, 12-8 Antifreeze, general information, 3-2 Anti-lock Brake Syste (ABS), general information, 9-2 Automatic transaxle, 7B-1 through 7B-8 diagnosis, general, '78-1 electronic control system, 78-6 fluid . and filter change, 1-23 level check, 1-9 type, 1-2 oil seal replacement, 78-4 removal and installation, 78-5' sh iff cable, adjustment and replacement, 78-2 lock system, description and component rplacement, 78-4 transmission range sensor, replacement and adjustment, 78-3, ' Automotive chemicals and lubricants, 0-16 Axle beam, rear, removal and installation, 1'0-9 B Back-up light switch, manual transaxle, check and replacement, ,7 A-2 Balljoint, replacement, 10-7 Battery cables, replacement, 5-2 check and replacement, 5-1 check, maintenance and charging, 1-13 Blower motor, removal and installation, 3-5 Body repair major damage, 11-3 minor damage, '11-2 Body, 11-1 through 11-18 Body, maintenance, 11-1 Booster battery ijump) .starting, 0-15 
IND-2 I'ndex Brakes, 9-1 through 9-16 Anti-lock Brake System (ABS), general information, 9-2 caliper, removal and installation, 9-5 check, 1-17 disc, inspection, removal and installation, 9-5 fl u id change, 1-20 level check, 1-9 type, 1-2 hoses and lines, inspection and replacement, 9-11 . hydraulic system, bleeding, 912 " light switch, removal, installation and adjustment, 9-14 master cylind.er, removal' and installation, 9-10 .pads, replacement, 9-2 parking brake, adjustment, 9-14 pedal, adjustment, 9-14 power brake booster, check, removal and installation, 9-12 shoes, replacement, 9-6 wheel cylinder, removal and installation, 9-10 Bulb replacement, 12-11 Bumper covers, removal and installation, 11-9 Buying parts, 0-7 C Cabin air filter, replacement, 1-20 Cable replacement accelerator, 4-6 , battery, 5-2 Caliper, disc brake, removal and installation, 9-5 Camshaft Position (CMP) sensor, replacement, 6-8 Camshafts and lifters, removal, inspection and installation, 2A-12 Catalytic converters, 6-11 Center trim panels, removal and installation, 11-13 Charging system alternator, removal and installation, 5-5 check, 5-4 general information and precautions, 5-4 Chassis electrical system, 12-1 through 12-15 Chemicals and lubricants, 0-16 Circuit breakers, general Information, 12-3 Clutch components, removal, inspection and installation, 8-2 description and check, 8-1 fluid level check, 1-9 type, 1-2 hydraulic system, bleeding, 8-5 master cylinder, removal and- installation, 8-4 pedal freeplay check and adjustment, 1-13 release bearing and lever, removal, inspection and installation, 8-4 cylinder, removal and installation, 8-5 start switch, check and replacement, 8-5 Clutch and driveaxles, 8-1 through 8-8 Coil spring, replacement, 10-4 Coil, ignition, replacement, 5-4 Compressor, air conditioning, removal and installation, 3-11 Condenser, air conditioning, removal and installation, 3-11 Console, removal and installation, 11-14 Control arm, removal, inspection and installation, 10-7 Conversion factors, 0-17 Coolant general information, 3-2 level check, 1-8 type, 1-2 Coolant Temperature (ECT) sensor, replacement, 6-7 Cooling sysem check, 1-16 servicing (draining, flushing and refilling), 1-22 Cooling, heating and air conditioning systems, 3-1 through 3-12 Cowl louver panels, removal and installation, 11-15 Crankshaft front oil seal, replacement, 2A-18 Crankshaft Position (CKP) sensor, replacement, 6-8 Crankshaft pulley/vibration damper, removal and installation, 2A-17 Crankshaft, removal and installation, 2B-13 Cruise control system, description, 12-12 . Cylinder compression check, '2B-3 . Cylinder head, removal and installation, 2A-16 D Dashboard center trim panels, removal and installation, 11-13 switches, replacem>ent, 12-5 Daytime Running Lights (DRL), general information, 12-14 Defogger, rear window, check and repa.ir, 12-8 Diagnosis, 0-20 Diagnostic Trouble Codes (DTCs), accessing, 6..2 Disc brake caliper, removal and installation, 9...5 disc, inspection, removal and installation, 9-5. pads, replacement, 9-2 Door latch, lock cylinder and handles, removal and installation, 11-8 removal, installation and >adjustment, 11-7 trim panels, removal and .installation, 11-6 window glass, removal'and in.stallation, 11-9 Driveaxle boot replacement, 8-7 general information and inspection, 8-5 removal and installation, 8-6 Drivebelt check and replacement, 1-15 tensioner, replacement, 1-15 
Driveplate, removal arid installation, 2A-21 Drum brake shoes, replacement, 9-6 E Electric side view mirrors, description, 12-12 Electrical troubleshooting, general information, 12-1 Emissions, and engine control systems, 6-1 through 6-12 Engine Coolant Temperature (EC.T) sensor, replacement, 6-7 Engine coolant, level check, 1-8' Engine cooling fan and relay, check and replacement, 3-3 Engine electrical systems, 5-1 through 5-6 Engine oil and oil filter change, 1-11 level check, 1-7 . Engine overhaul disassembly sequence, 28-8 general information, 28-2 reassemblY,sequence, 28.:.17 Engine rebuilding alternatives, 28-5 Engine removal, methods and precautions, 28-5 Engine, general overhaul procedures, 28-1 through 28-18 crankshaft, removal and installation, 28-13 cylinder compression check, 28-3 e.ngine, overhaul disassembly sequence, 28-8 reassembly sequence, 28-17 engine rebuilding alternatives, 28-5 engine, removal afld installation, 28-6 initial start-up and bre'ak-in after overhaul, 28-17 oil pressure check, 28-3 , pistons and connecting rods, removal and installation, 28-8 vacuum gaug diagnostic checks, 28-4 Engine, in-vehicle repair procedures, 2A-1 through 2A-24 camshafts and lifters, removal, inspection and instaliation,2A-12 crankshaft front oil seal, replacement, 2A-18 'crankshaft pulley/vibration damper, removal and installation, 2A-17 cylinder head, removal and installation, 2A-16 exhaust manifold, removal and installation, 2A-15 flywheel/driveplate, removal and instaUation, 2A-21 intake manifold, removal and installation, 2A-14 oil pan removal and installation, 2A-18 oil pump, removal, inspection and installation t 2A-19 oil type and viscosity, 1-1 powertrain mounts, check and replacement, 2A-22 rear main oil seal, replacement,' 2A-21 repair operations possible with the engine in the vehicle, 2A-3 Index IND.3 timing chain and sprockets, removal, inspection and installation, 2A-8 Top Dead Center (TDG) for number 1 piston, locating,2A-3 valve clearance check and adjustment, 1-25 valve cover, removal and installation, 2A-4 valve springs, retainers and seals, replacement, 2A-6 . Variable Valve Timing (VVT) system, description and componentcheck,2A-5 Engine, removal and installation, 28-6 Evaporativ emissions control (EVAP) system, 6-1  Evaporative emissions control system check, 1-23. Exhaust manifold, removal and installation, 2A-15 Exhaust system check, 1-23 servicing, general information, 4-9 F Fan, engine cooling, check and replacement, 3-3 Fault finding, 0.20 Fender, front, removal and installation, 11.15 Filter replacement engine air, 1-18 engine oil, 1-11 Fluid level checks, 1-7 automatic transaxle, 1-9 brake fluid, 1-9 clutch fluid, 1-9 engine coolant, 1,..8 engine oil, 1-7 manual transaxle, 1-19 power steering, 1 9 windshield washer, 1-8 Fluids and lubricants capacities, 1-2 recommended, 1-1 Flywheel/driveplate, removal and installation, 2A..21 Fraction/decimal/millimeter equivalents, 0-18 Fuel and exhaust systems, 4-1 through 4-10 injection system check, 4-7 general information, 4-7 level sending unit, replacement, 4-5 lines and fittings, general information and replacement, 4-3 pressure regulator, removal and installation, 4-5 pressure relief procedure, 4-2 pump, removal and installation, 4-3 pump/fuel pressure, check, 4":2 rail and injectors, removal and installation, 4-9 system check, 1-19 tank cleaning and repair, general information, 4-6 removal and installation, 4-5 Fuses and fusible links, general informati.on, 12-2 
IND-4 Index 'G General engine overhaul procedures, 2B-1 through 2B-18 crankshaft, removal and installation, 2B-13 cylinder compression check,. 28-3 engine. overhaul disassembly sequence, 2B-8 reassembly sequence, 28-17 engine rebuilding alternatives, 2B- engine, removal and i':1stallation, 2B...6 initial start-up and break-in fter overhaul, 2-17 oil pressure check, 28-3 . pistons. and connecting rods, removal and installati'on, 28-8 vacuum gauge diagnostic checks, 2B-4 Glass, door window, removal and installation, 11-9 Glove box, removal and installation, 1112 -H Hazard flasher, check and replacement, 12-4, Headlight adjustment, 12-10 bulb, replacement, 12-9 housing, replacement, 12-10 Heater and'air conditioning control assembly, removal and installation, 3-8 Heater core, removal and installation, 3-6 Hinges and locks, rtlaitenance, 11-3 Hood, removal, installation and adjustment, 11-3 - Horn, check and replacement, 12-10 Hub and bearing assembly, removal and installation front, 1 0-8 rear, 10-9 I Ignition system check, 5-3 coil, replacement, 5-4 general information and precautions, 5-3 switch and key lock cylinder, replacement, 12-5 Initial start-up and break-in after' overhaul, 2B-17 _ Injectors, fuel, removal and installation, 4-9 Instrument cluster bezel, removal and installation, 11-12 Instrument cluster, removal and. installation, 12-6 Instrument panel switches, replacement, 12-5 Instrument panel, removal and installation, 11-14 Intake manifold, removal and installatin,- 2A-14 Interior ventilation filter replacement, 1-20 Introduction to the Toyota Corolla, 0-5 - J jacking and towing, 0-14 Jump startin'g, 0-15 K Key lock cylinder, ignition, replacement, 12-5 Knock sensor, replacement, 6-9 L Lubricants and ch'emicals, 0..16 Lubricants and fluids capacities, 1-2 recommended, 1-1 M Maintenance schedule, 1-6 Maintenance echniques, tools an.d working facilities, 0-7 . . Maintenance, routine, 1-1 through 1-26 Manual transaxle, 7 A-1 through 7 A-4 back-up light switch, replacement, 7 A-2 . lubricant change, 1-24 level check, 1-19 type, 1-2 overhaul, general information, 7A-4 removal and installation, 7 A-2 shift cable, replacement" 7 A-1 lever, removal and installation, 7 A-2 Mass Airflow (MAF) sensor, replacement, 6-! Master cylinder, removal and installation brake, 9-10 clutch, 8-4 Mirrors electric side view, description, 12-12 outside, removal and installation, 11-:'11 o Oil pan,. removal and installation, 2A-18 Oil pressure check, 2B-3 , , Oil pump, removal, inspection and installation, 2A-19 Oil, engine, level check, 1-7 . On-Board Di.agnostie-(OBD) system and trouble codes, 6-2 Outside mirror, removal and i.nstallation, 11-11 Oxygen sensor and air/fuel sensor, general information and replacement, 6-8 
Index 'IND5 p Pads, disc brake, replacement, .9.2 Parking brake, adjustment, 9-14 Parts, replacement, buying, 0-7 , Pistons and connecting rods, removal and installation, 28-8 Positive Crankcase Ventilation (PCV) system general information, 6-10 valve and hose check and replacement, 1-24 Power brake booster, check, removal and installation, 9-12 Power door lock system, description, 12-13 Power steering fluid level check, 1-9 type, 1-2 _pump, removal and installation, 1'0-13 system, bleeding, 10-13 Power sunroof, description, 12-14 Power window system, description, 12-13 Powertrain Control -Module (PCM), removal and installation, 6-7 Powertrain monts, check and replacement, 2A-22 R adiator grille, removal and, installation, 11-15 Radiator, removal and installation, 3-4 ,Radio and speakers, removal. and installation, 12-7 Rear axle beam, removal and installation, 10-9 Rear main oil seal, replacement, 2A-21 Rear window defogger, check and repair, 12-8 Receiver-drier, air conditioning,_removal and installation, 3-10 ' Recommended lubricants and fluids, 1-1 Relays, general information and testing, 12-3 Releas bearing and lever, clutch, removal, inspection and installation, 8-4' Release cylinder, clutch, removal and installation, 8-5 Repair operations possible with the engine in the vehicle,2A-3 ' Replacement parts, buying, 0-7 Rotor, brake, inspection, removal and installation, 9-5 Routine maintenance schedule, 1-6 , Routine maintenance, 1-1 through 1-26 S Safety first!, 0-19 Scheduled maintenance, 1-1 through 1-26 Seat belt check, 1-17 Seat belts, check, 11-15 Seats, removal and installation, 11-11 Shift ca.ble, rep,lacement automatic transaxle, 78-2 manual transaxle, 7 A-1 Shift lever, manual transaxle, removal and instaliation,7A-2 Shift lock system, description and component replacement, 78-4 , Shock absorber/coil spring assembly. (rear), removal, inspection and installation, 10-8 Shoes, drum brake, replacement, 9-6 Side-view mirror, removal and installation, 11-11 " Slave cylinder, clutch, removal and installat'ion, 8-5 Spare tire, installing, 0-14 Spark plug . check and replacement, 1-21 torque, 1-2 type and gap, 1-2 Speakers, removal and. installation, 12-7 Stabilizer bar and bushings, removal and installation front, 1 0-5 rear, 1 0-8 Starter motor and circuit, check, 5.5 removal and installation, 5-6 Starting system, general information and precautions, 5-5 Steering column covers, removal and installation, 11-14 column switches, replacement, 12-5 gear boots, replacement, 10-12 gear, removal and installation, 10-12 knuckle and hub, removal and installation, 10-8 system, general information, 10-10 wheel, removal and installation, 10-10, Steering, suspension and driveaxle boot chck, 1-19 top light switch, replacement, 9-14 trut assembly (front), removal, inspection and installation, 10-4 Strut or shock absorber/coil spring assembly, replacen:-eot, 10-4 Sunroof, description, 12-14 Suspension and steering systems, 10-1 through 10-16 T Teperature gauge sending unit, check and replacement, 3-5 Tensioner, drivebelt, replacement, 1-15 Thermostat, check an replacement, 3-3 Throttle body, removal and installation, 4-8 Throttle Position Sensor (TPS) and throttle control motor, replacement, 6-7 Throwout bearing nd lever, clutch, removal, inspection and installation, 8-4 ' 
IND-6 Index Tie-rod ends, removal and instaJlation, 10-11 Timing chain and sprockets, removal, inspe ion and installation, 2A-8 Tire and tire pressure checks, 1.10 Tire rotation, 1-17 Tire, spare, installing, 0-14 Tools and working facilities, 0-7 Top Dea , enter (TDC) for numb , er one piston, locati g, 2A-3 6' Torque s ecifications- brake- caliper mounting bolts, 9-1 cyliAder head bolts, 2A-2 spark plugs, 1-2 thermostat housing bolts, 3-1 water pump bolts, 3-1 wheel lug nuts, 1-2 Other torque specifications can be found in the chapter that deals with the component being serviced Towing, 0-14 Transaxle, au omatic, 78-1 through 78-8 diagnosis, general, 78-1 electronic control system, 78-6 fluid and filter change, 1-23 level check, 1-9 type, 1-2 oil seal replacement, 78-4 removal and installation, 78-5 . shift cable, adjustment and replacement, 78-2 lock system, description and component replacement, 78-4 tran mi$sion range sensor, replacement and adjustment, 78-3 Transaxle, manual, 7 A-1 through 7 A-4 back-up light switch, replacement, 7 A-2 lubricant change, 1-24 level check, 1-19 type, 1-2 overhaul, general information, 7A-4 removal and installation, 7 A-2 shift cable, replacement, 7A-1 lever, removal and installation, 7 A-2 Trim pane.ls, door, removal and installation, 11-6 Trouble codes, accessing, 6-2 Troubleshooting, 0-20 Trunk lid, removal, installation and adjustment, 11-6 Tune-up and routine maintenance, 1-1 through 1-26 Tune-up general information, 1-7 Turn signal and hazard flasher, check and replacement, 12-4 U Underhood hose check and replacement, 1-16 Upholstery and carpets, maintenance, 11-2 V. Vacuum gauge diagnostic checks, 28-4 Valve clearance check and adjustment, 1-25 Valve cover, removal and installation, 2A-4 Valve springs, retainers and seals replacement, 2A-6 Variable Valve Timing (WT) system, description and component ch ck, 2A-5 . Vehicle identification numbers, 0-6 Vehicle Spe d Sensor (VSS), replacement, 6-10 Vinyl trim, maintenance, 11-1 W Water pump check, 3-5 removal and installation, 3-5 Wheel alignment, general information, 10-14 Wheel bearing, removal and installation front, 1 0-8 rear, 1 0-9 Wheel cylinder, removal and installation, 9'-10 Wheel studs, replacement, 10-13 Wheels and tires, general information, 10-14 Window glass, door, removal and installation, 11-9 Windshield and fixed glass, replacement, 11-3 Windshield washer fluid, level check, 1-8 Windshield wiper blade insp ction and replacement, 1-12 Wiper motor, Check and replacement, 12-7 Wiring diagrams, general information, 12.15 Working facilities, 0-7 expert22 An51 http://rutracker.org
Haynes Automotive Manuals NOTE: If you do not see a, listing for you vehicle; consult your local Haynes dealer for the latest product information. HAYNES XTREME CUSTOMIZING 11101 Sport Compact Customizing 11102 Sport Compact Performance 11110 In-car Entertainment 11150 Sport Utility Vehicle Customizing 11213 Acura 11255 GM Full-size Pick-ups 11314 Ford Focus 11315 Full-size Ford Pick-ups 11373 Honda Civic ' ACURA 12020 I,ntegra '86 thru '89 & Legend '86 thru '90 12021 Integra '90 thru '93 & Legend '91 thru '95 12050 Acura TL all models '99 thru '08 AMC .Jeep c.J - see JEEP (50020) 14020 Mid-size models '70 thru '83 14026 (Renault) Alliance & Encore '83 thru '87 AUDI 15020 4000 all models '80 thru '87 15025 5000 all models '77 thru '83 15026 5000 all models '84 thru '88 AUSTIN-HEALEY, ' Sprite - see MG Midget (66015) BMW 18020 3/5 Series '82 thru '92 18021 3-Series incl. Z3 models '92 thru '98 18022 3-Serles,'99 thru '05, Z4 models 18025 321 all 4 cyl models '75 thru '83 18050 1500 thru 2002 except Turbo '59 thru '77 BUICK 19010 Buick Century '97 thru '05 ,Century (front-wheel drive) - see GM (38005) 19020 Buick, Oldsmobile & Pontiac Full-size (Front-wheel drive) '85 thru '05 Buick Electra, LeSabre and Park Avenue; Oldsmobile Delta 88 Royale,. Ninety Eight and Regency; Pontiac Bonneville 19025 Buick Oldsmobile & Pontiac Full-size (Rear wheel drive) '70 thru '90 Buick Estate, Electra, LeSabre, Limited,' Oldsmobile Custom Cruiser, Delta 88, Ninety-eight Pontiac Bonneville, Catalina, Grandville, Parisferlne 19030 Mid-size Regal & Century all'rear-drive models with V6, V8 and Turbo '74 thru '87 Regal - see GENERAL MOTORS (38010) Riviera - see GENERAL MOTORS (38030) Roadmaster - see CHEVROLET (24046) Skyhawk... see GENERAL MOTORS (38015) Skylark - see GM (38020, 38025) Somerset - see GENERAL MOTORS (38025) CADILLAC 21030 Cadillac Rear Wheel Drive all gasoline models '70 thru '93 Clmarron .. see GENERAL MOTORS (38015) DeVille... see GM (38031 & 38032) Eldorado - see GM (38030 & 38031) Fleetwood - see GM (38031) , Seville - see GM (38030, 38031 & 38032) CHEVROLET 24010 Astro & GMC Safari. Mini-vans '85 thru '05 24015 Camaro V8 all models '70 thRJ '81 24016 Camaro 'all models '82thru '92 24017 Camaro & Firebird '93 thru '02 Cavalier... see GENERAL MOTORS (38016) Celebrity - see GENERAL MOTORS (38005) 24020 Chevelle, Malibu & EI Camino '69 thru '87 24024 Chevette & Pontiac T1000 '76..thru '87 Citation - see GENERAL MOTORS (38020) 24027 Colorado & GMC Canyon '04 thru 'oa. 24032 Corsica/Beretta all models '87 thru '96 24040 Corvette all V8 models '68 thru '82 24041 Crvette all models '84 thnj '96 10305 Chevrolet Engine Overhaul Manual 24045 Full-size Sedans Caprice, Impala, Biscayne, Bel Air & Wagons '69 thru '90 24046 Impala SS & Caprice and Buick Roadmaster '.91 thru '96 Impala - see LUMINA (24048) Lumina '90 thru '94 .. see GM (38010) 24047 Impala & Monte Carlo all models '06 thru '08 24048 Lumina & Monte Carlo '95 thru '05 Lumina APV .. see GM (38035) 24050 Luv Pick-up all 2WD & 4WD '72 thru '82 Malibu '97 thru '00 - see GM (38026) 24055 Monte Carlo all models '70 thru '88 Monte Carlo '95 thru '01 .. see LUMINA (24048) 24059 Nova all V8 models '69 thru '79 24060 ' Nova and Geo Prizm '85 thru '92 24064 Pick-ups '67 thru '87 .. Chevrolet & GMC, all V8 & in-line 6 cyl, 2WD & 4WD '67 thru '87; Suburbans, Blazers & Jimmys '67 thru '91 24065 Pick-ups '88 thru '98 .. Chevrolet & GMC, full-size pick-ups '88 thru '98, CIK Classic '99 & '00, Blazer & Jimmy '92 thru '94; Suburban '92 thru '99; Tahoe & Yukon '95 thru '99 24066 Pick-ups '99 th.,. '06 .. Chevrolet Silverado & GMC Sierra '99 thru '06, SuburbanlTahoe/ Yukon/Yukon XL/Avalanche '00 thru '06 24070 S-10  S-15 Pick-ups '82 thru '93, Blazer & .JImmy '83 thru '94, 24071 S-10 & Sonoma Pick-ups '94 thru '04, including Blazer, .Jimmy & Hombre 24072 Chevrolet TrailBlazer & TrailBlazer EXT, . GMC Envoy & Envoy XL, Oldsmobile Bravada '02 thru '07 24075 Sprint '85 thru '88 & Geo Metro '89 thru '01 24080 Vans.. Chevrolet & GMC '68 thru '96 24081 Chevrolet Express & GMC Savana Full-size Vans '96 thru '07 CHRYSLER 25015 Chrysler Cirrus, Dodge Stratus, Plymouth Breeze '95 thru '00 10310 Chrysler Engine Overhaul Manual 25020 Full-size Front-Wh.el Drive '88 thru '93 K-Cars - see DODGE Aries (30008) Laser.. see DODGE Daytona (30030) 25025 Chrysler LHS, Concorde, New Yorker, Dodge Intrepid, Eagle Vision, '93 thru '97 25026 Chrysler LHS, Concorde, 300M, Dodge Intrepid, '98 thru '04 25027 Chrysler 300, Dodge Charger & Magnum '05 thru '07 25030 Chrysler & Plymouth Mid-size front wheel drive '82 thru '95 Rear-wheel Drive - see Dodge (30050) 25035 PT Cruiser all'models '01 thru '03 25040 Chrysler Sebring, Dodge Avenger '95 thru '05 Dodge Stratus '01 thru 05 DATSUN 28005 200SX all models 'SO thru '83 28007 B-210 all models '73 thru '78 28009 210 all models '79 thru '82 28012, 240Z, 260Z & 280Z Coupe '70 thru '78 28014 280ZX Coupe & 2+2 '79 thru '83 300ZX - see NISSAN (72010) 28018 510 & PL521 Pipk-up '68 thru '73 28020 510 all models '78 thru '81 28022 620 Series Pick-up all models '73 thru '79 . 720 Series Pick-up -see NISSAN (72030) 28025 810/Maxima all gasoline models, '77 thru '84 DODGE . 400 & 600 .. see CHRYSLER (25030)' 30008 Aries & Plymouth Reliant '81 thru '89 30010 Caravan & Plymouth Voyager '84 thru '95 30011 Caravan & Plymouth Voyagr '96 thru '02 30012 Challenger/Plymouth Saporro '78 thru '83 30013 Caravan, Chrysler Voyager, Town & Country '03 thru '06 30016 Colt & Plymouth Champ '78 thru '87 30020 Dakota Pick-ups all models '87 thru '96 30021 Durango '98 & '99, Dakota '97 thru '99 30022 Dodge Durango models '00 thru '03 Dodge I)akota models '00 thru '04 30023 Dodge Durango '04 thru '06, Dakota '05 and '06 30025 Dart, Demon, Plymout Barracuda, Duster & Valiant 6 cyl models '67 thru '76 30030 Daytna & Chrysler Laser '84 thru '89 Intrepid - see CHRYSLER (25025, 25026) 30034 Neon all models '95 thru '99 30035 Omni & Plymouth Horizon '78 thru '90 30036 Dodge and Plymouth Neon '00 thru'05 30040 Pick-ups all full-size models '74 thru '93 30041 Pick-ups all full-size models '94 thru '01 30042 Dodge Full-size Pick-ups '02 thru '08 30045 Ram 501D50 Pick-ups & Raider and Plymouth Arrow Pick-ups '79 thru '93 30050 Dodge/Plymouth/Chrysler RWD '71 thru '89 30055 Shadow & Plymouth Sundance '87 thru '94 30060 Spirit & Plymouth Acclaim '89 thru '95 30065 Vans - DOdge & ,Plymouth '71 thru '03 EAGLE Talon - see MITSUBISHI (68030, 68031) Vision - see CHRYSLER (25025) FIAT 34010 124 Sport Coupe & Spider '68 thru '78 34025 X1/9 all models '74 thru '80 FORD 10355 Ford Automatic Transmission Overhaul 36004 Aerostar Mini-vans all models '86 thru '97 36006 Contour & Mercury Mystique'95 thru '00 36008 Courier Pick-up all models '72 thru '82 36012 Crown Victoria & Mercury Grand Marquis '88 thru '06 _ 10320 Ford Engine Overhaul Manual 36016 Escort/Mercury Lynx aU models '81 thru '90 36020 Escort/Mercury Tracer '91 thru '00 36022 Ford Escape & Mazda TrIbute '01 thru '07 36024 ,Explorer & Mazda Navajo '91 thru '01 36025 Ford Explorer & Mercury Mountaineer '02 thru '07 36028 Falrmont & Mercury Zephyr '78 thru '83 36030 Festiva & Aspire '88 ti1ru '97 36032 Fiesta all models '77 thru '80 36034 Focus all models '00 thru "07 36036 Ford & Mercury Full-size '75 thru '87 36044 Ford & Mercury Mid-size '75 thru '86 36048 Mustang V8 all models '64..1/2 thru '73 36049 Mustang 114 cyl, V6 & V8 models '74 thru'78 36050 Mustang & Mercury Capri '79 thru '86 36051 Mustang all models '94 thru '04 36052 Mustang '05 thru '07 36054 Pick-ups & Bronco '73 thru '79 36058 Pick-ups & Bronco 'SO thru '96 36059 F-150 & Expedition '97 thru '03, r-250 '97 thru '99 & Lincoln Navigator '98 thru '02 36060 Super Duty Pick-ups, Excursion '99 thru '06 ' 36061 F-150 full-size '04 thru '06 36062 Pinto & Mercury Bobcat '75 thru-'SO 36066 Probe all models '89 thru '92 36070 RangerlBronco II gasoline models '83 thru '92 36071 Rnger '93 thl'u '08 & '. Mazda Pick-ups '94 thru '08 36074 Taurus & Mercury Sable '86 thru '95 36075 Taurus & Mercury Sable '96 thru '05 36078 Tempo & Mercury Topaz '84 thru '94 36082 Thunderbird/Mercury Cougar '83 thru '88 36086 ThunderbirdlMercury COugar '89-and '97 36090 Vans all V8 Econoline models '69 thru '91 36094 Vans full size '92 thru '05 36097 Windstar Mini-van '95 thru '07 GENERAL MOTORS 10360 GM Automatic Transmission Overhaul 38005 Buick Century, Chevrolet Celebrity, Oldsmobile Cutlass Ciera & Pontiac 6000 all models 'a21hru '96 38010 Buick Regal, Chevrolet Lumina, Oldsmobile Cutlass Supreme &' Pontiac Grand Prix (FWD) '88 thru '07 38015 Buick Skyhawk, Cadillac Clmarron, Chevrolet Cavalier, Oldsmobile Firenza & Pontiac .J-2000 & Sunbird '82 thru'94 38016 Chevrolet Cavalier & Pontiac Sunfire '95 thru '04 38017 Chevrolet Cobalt & Pontiac G5. '05 thru '09 38020 Buick Skylark, Chevrolet Citation, Olds Omega, Pontiac Phoenix '80 thru '85 38025- Buick Skylark & Somerset, Oldsmobile Achieva & Calais and Pontiac Grand Am all models '85 thru '98 38026 Chevrolet Malibu, Olds 'Alero & Cutlass, Pontiac Grand Am '97. thru '03 38027 Chevrolet Malibu '04 thru '07 38030 Cadillac Eldorado,Seville Oldsmobile Toronado, Buick Riviera '71 thru '85 38031 Cadillac' Eldorado & Seville, beVille, Fleetwood & Olds Toronado, Buick Riviera '86 thru '93 38032 Cadillac DeVine '94 thru '05 & Seville '92 thru '04 38035 Chevrolet Lumina AP\f, Olds Silhouette & Pontiac Trans Sport all models '90 thru '96 38036 Chevrolet Venture, Olds Silhouette, Pontiac Trans Sport & Montana '97 thru '05 General Motors Full-size , Rear-wheel Drive - see BUICK (19025) GEO Metro - see CHEVROLET Sprint (24075) Prlzm - '85 thru '92 see CHEVY (24060), '93 thru '02 see TOYOTA Corolla (92036) 40030 storm all models '90 thru '93 Tracker - see SUZUKI Samurai (90010) (Continued on other side) , Haynes North America, Inc., 861 Lawrence Drive, Newbury Park, CA 91320-1514. (805) 498-6703. http://www.haynes.com 
Haynes Automotive Manuals (continued) NOTE: If you do not see a listing for your vehicle, consult your local Haynes dealer for the latest product information. . > . " . . . GMC \ ' Vans & Pick-ups - see f(HEVROLET HONDA 42010 Accord CVCC all models '76 thru '83. 42011 Accord all models '84 thru '89 42012 Accord all models '90 thru '93 42013 Accord all models '94 thru '97 42014 Accord all models '98 thru '02 42015 Honda Accord models '03 thru '07 ,42020 Civic 1200 all models '73 thru '79 42021 Civic 1300 & 1500 CVCC '80 thru '83 42022 Civic 1500 CVCC all models '75 thru '79 42023 Civic all models '84 thru '91 42024 Civic & del Sol '92 thru '95 42025 Civic '96 thru '00, CR-V '97 thru '01, . Acura Integra '94 thru '00 42026 Civic ''()1 thru '05, CR-V '02 thru '06 42035 Honda Odyssey all models '99 thru '04 42037 Honda Pilot '03 thru'07, Acura MDX '01 thru .07 42040 Prelude CVCC all models '79 thru '89 HYUNDAI 43010 Elantra all models '96 thru '06 43015 Excel" Accent all models '86 thru '98 43050 Santa Fe all models '01 thru '06 43055 Sonata all models '99 thru '08 ISUZU Hombre - see CHEVROLET 8-10 (24071) 47017 Rodeo, Amigo & Honda Passport '89 thru '02 47020 Trooper & Pick-up '81 thru '93 JAGUAR 49010 XJ6 all 6 cyl models '68 thru '86 4901.1 XJ6 all models '88 thru '94 49015 XJ12 & XJS all 12 cyl models '72 thru '85 JEEP 50010 Cherokee, Comanche & Wagoneer Limited all models '84 thru '01 50020 CJ all models '49 thru '86 50025 Grand Cherokee all models '93 thru '04 50029 Grand Wagoneer & PIck-up '72 thru '91 Grand Wagoneer '84 thru '91, Cherokee & Wagoneer '72 thru '83, Pick-up '72 thru '88 50030 Wrangler all models '87 thru '03 50035 Liberty '02 thru '04 KIA 54070 Sephia '94 thru '01, Spectra '00 thru '04 LEXUS ES 300 - see TOYOTA Camry (92007) LINCOLN Navigator - see FORD Pick-up (36059) 59010 Rea....Wheel Drive all models '70 thru '05 MAZDA 61010 GLC Hatchback (rear-wheel drive) '77 thru '83 61011 GLC (front-heel drive) '81 thru '85 61015 323 & protoge '90 thru '00 61016 MX-5 M.ata'90 thru '97 61020 MPVall models '89 thru '98 Navajo - see Ford Explorer (36024) 61030 Pick-ups '72 thru '93 Pick-ups '94 thru '00 - see Ford Ranger (36071) '61035 AX-7 all models '79 thru '85 61036 AX-7 all models'.'86 thru '91 61040 626 (rear-wheel drive) all models '79 thru '82 61041 626/MX-6 (front-wheel drive) '83 thru '92 61042 626, MX-61Ford Probe '93 thru. '01 MERCEDES-BENZ 63012 123 Series Diesel '76 thru '85 63015 190 Series four-cyl gas models, '84 thru '88 63020 2301250/280 6 cyl sohe models '68 thru '72 63025 280 123 Series gasoline models '77 thru '81 63030 _ 350 & 450 all models '71 ,thru '80 63040 C-CIass: C230/C240/C28OIC320/C350 '01 thru '07 MERCURY 64200 Villager & Nissan Quest '93 thru '01 All other titles, see FORD Listing. MG 66010 MGB Roadster & GT Coupe '62 thru '80 66015 / MG Midget, Austin Healey Sprite '58 thru '80 MITSUBISHI 68020 Cordia, Tredia, Galant, Precis & Mirage '83 thru ;93 68030 Eclipse, Eagle Talon & Ply. Laser '90 thru '94 68031 Eclipse '95 thru 'OS, Eagle Talon '9 thru '98 68035 Mitsubishi Galant '94 thru '03 68040 Pick-p '83 thru '96 & Montero '83 thru '93 NISSAN . , 72010 300ZX all models including Turbo '84 thru '89 72011 350Z & Infiniti'G35 all models '03 thru '08 72015 Altima all models '93 thru '06 72020 Maxima aU models '85 thru '92 72021 . Maxima all models '93 thru '04 72030 Plck-ups'80 thru '97 Pathfinder '87 thru '95 72031 Frontier Pick-up, Xterra, Pathfinder '96 thru '04 72032 Nissan Frontier & XteR'a '05 thru '08 72040 Pulsar all models '83 thru '86 Quest - see MERCURY Villager (64200) 72050 Sentra all models '82 thru '94 72051 Sentra & 200SX all models '95 thru '04 72060 Stanza all models '82 thru '90 . OLDSMOBILE 73015 Cutlass V6 & V8 gas models '74 thru '88 For other OLDSMOBILE titles, see BUICK, CHEVROLET or GENERAL MOTOR$ listing. PLYMOUTH For PLYMOUTH titles, see DODGE listing. PONTIAC 79008 Fiero all models '84 thru '88 79018 Firebird V8 models except Turbo '70 thru '81 79019 Firebird all models '82 thru '92 . 79040 Mid-size Rea....wheel Drive '70 thru '87 For other PONTIAC titles, see BUICK, CHEVROLET or GENERAL MOTORS listing. PORSCHE 80020 911 except Turbo & Carrera 4 '65 thru '89 8002-5 914 all 4 cyl models '69 thru '76 . 80030 924 all models including Turbo '76 thru '82 80035 944 all models including Turbo '83 thru '89 RENAULT Alliance & Encore - see AMC (14020) SAAB 84010 900 all models including Turbo ;79 thru '88 SATURN 87010 Saturn all models '91 thru '02 87011 Saturn Ion '03 thru '07 87020 Saturn all L-series models '00 thru '04 87040 Saturn VUE '02 thru '07 SUBARU 89002 1100, 1300, 1400 & 1600 '71 thru '79 89003 1600 & 1800 2WD & 4WD '80 thru '94 89100 Legacy all models '90 thru '99 89101. legacy & Forester '00 thru '06 SUZUKI 900'10 Samurai/Sidekick & Geo Tracker '86 thru '01 TOYOTA 92005 Camry all models '83 thru '91 92006 Camry all models '92 thru ;96 92007 Camry, Avalon, Solara, Lexus ES 300 '97 thru '01 92008 Toyota Camry, Ava10n and Solara and Lexus ES 300/330 all models '02 thru '06 92015 Celiea Rear Wheel Drive '71 thr4 '85 92020 Celica' Front Wheel Drive '86 thru '99 92025 Cenca Supra all models '79 thru '92 92030 Corolla all models '75 thru '79 92032 Corolla all rear wheel drive models '80 thru '87 92035 Corolla all front wheel drive models '84 thru '92 92036 Corolla & Geo Prizm '93 thru '02 92037 Corolla models '03 thru '05 92040 Corolla Tercel all models '80 thru '82 92045 Corona all models '74 thru '82 92050 Cressida all models '78 thru '82 92055 Land Cruiser. FJ40, 43, 45, 55 '68 thru '82 92056 Land Cniiser FJ60, 62, 80, FZJ80 '80 thru '96 92060 Matrix &. Pontiac Vibe '03 thru '08 92065 MR2 all models '85 thru '87 92070 Pick-up all models '69 thru '78 92075 Pick-up all models '79 thru '95 92076 Taoma, 4Runner, & T1 00 '93 thru '04 92077 Tacqma all models '05 thru '09 92078 Tundra '.()o thru '06 & Sequoia '01 thru '06 92079 4Runner all models '03 thru '09 92080 Previa all models '91 thru '95 92081 Prius all model '01 thry '08 92082 RAV4 all models '96 thru '05 92085 Tercel all models '87 thru '94 92090 Toyota Sienna all models '98 thru '06 92095 Highlander & Lexus RX-330 '99 thru '06 TRIUMPH 94007 Spitfire all models '62 thru '81 94010 TR7 all models '75 thru '81, -. VW 96008 Beetle ,& Karmann Ghia '54 thru '79 96009 New Beetle '98 thru '05 ' 96016 Rabbit,' Jetta, Scirocco & Pick-up gas models '75 thru '92 & Convertib1e '80 thru '92 96017 Golf, GTI & Jetta '93 thru '98 & Cabrio '95 thru '02 96018 Golf, GT', Jetta '99 thru '05 96020 Rabbit, Jetta & Pick-up diesel '77 thru '84 96023 Passat '98 thru '05, Audi A4 '96 thru '01 96030 Transporter 1600 all models '68 thru '79 96035 Transporter 1700, 1800 & 2000 72 thru '79 96040 Type 31500 & 1600 all models '63 thru '73 $6045 Vnagon all ir-cooled models '80 thro '83 VOLVO 97010 120, 130 Series & 1800 Sports '61 thru '73 97015 140 Series all models'66 thru '74 97020 240 Series all models f76 thru '93' 97040 740 & 760 Series all models '82 thru '88 97050 850 Series all models '93 thru '97 TECH BOOK MANUALS 10205 Automotive Computer Codes . 10206 OBD-II & Electronic Engine Management 10210 Automotive Emissions Control Manual 10215 Fuel Injection Manual, 1978 thru 1985 10220 Fuel Injection Manual, 1986 thru 19,99 10225 Holley Carburetor Manual 10230 Rochester Carburetor Manual . 10240 WeberlZenlthlStromberg/SU Carburetors 10305 Chevrolet Engine Overhaul Manlial 10310 Chrysler Engine Overhaul Manual 10320 Ford Engine Overhaul Manual 10330 GM and Ford Diesel Engine Repai, Manual 10333 Engine Performance Manual , 10340 Small Engine Repair ..,anua', 5 HP & less 10341 Small Engine Repair Manual, 5.5.. 20 HP 10345 Suspension, Steering & Dri\tellne Manual 10355 Ford Automatic Transmission Overhaul 10360 GM Automatic Trn8mlssion Overhaul 10405 Automotive Body Repair & Painting 10410 Automotive Brake Manual 10411 Automotive Anti-lock Brake (ABS) Systems 10415 Automotive Detallng Manual 10420 Automotive Electrical Manual 10425 Automotive Heting ,& Air Conditioning 10430 Automotive Reference Manual & Dictionary 10435 Automotive Tools Manual 10440 Used Car Buying Guide 10445 Welding Manual 10450 ATV Basics 10452 Scooters, Automatic Transmission 50cc to 250cc SPANISH MANUALS 98903 Reparaci6n de Carrf:)ceria & Pintura 98904 Carburadores para los modelos Holley & Rochester 98905 .C6dlgos Automotrlces de la Computadora 98910 Frenos Automotrlz 98913 Electricidad Automotriz' 98915 Inyecci6n de Combustible 1986 ,al 1999 99040 Chevrolet & GMC Camionetas '67 al '81 . 99041 Chevro,let & GMC Camionetas '88 al '98 99042 Chevrolet & GMC Camionetas Cerradas '68 al '95 99055 Dodge Caravan & Plymouth Voyager '84 al '95 99075 Ford Camionetas y Bronco '80 aI '94 99077 Ford Oemloneta. Cerradas '69 al '91 99088 Ford Modelos de Tamafto Medlano '75al '86 99091 Ford Taurus & Mercury Sable -'86 al'95 99095 GM Modelos de Tamafio Grande '70 al '90 99100 GM Modelos de Tamafio Mediano '70 al '88 99106 Jeep..Cherokee, Wagoneer & Comanche '84 al '00 99110 Nlssan Camioneta '80 al '96. Pathfinder '87 aI '95 99118 Nlssan Bentra'82 al '94 99125 ToyotaCamionetas y 4Runner '79 aI '95 ,. Over 100 Hayne$- motorcycle manuals also available 6-09 Haynes North America, Inc., 861 Lawrence Drive, Newbury Park, CA 91320-1514. (805) 498-6703. http://www.haynescom 
:" "- . ..... ,...;,.,r,.......,. >c s.... "'''' . . 1 . , .  I I '. 1 NORMAL Symptoms: Brown to grayish-tan color and slight electrode wear. Correct heat range for engine and operating conditions. Recommendation: When new spark plugs are installed, replace with plugs of the same heat range. WORN Symptoms: Rounded electrodes with a small amount of deposits on the firing end. Normal color. Causes hard starting in damp or cold weather and poor fuel economy. Recommendation: Plugs have been left in the engine too long. Replace with new plugs of the same heat range. Follow the rec- ommended maintenance schedule. CARBON DEPOSITS Symptoms: Dry sooty deposits indicate a rich mixture or weak igni- tion. Causes misfiring, hard starting and hesitation. Recommendation: Make sure the plug has the correct heat range. Check for a dogged air filter or problem in the fuel system or engine management system. Also check for ignition system problems. ASH DEPOSITS Symptoms: Light brown deposits encrusted on the side or center electrodes or both. Derived from oil and/or fuel additives. Excessive amounts may mask the spark, causing misfiring and hesitation during acceleration. Recommendation: If excessive deposits accumulate over a short time or low mileage, install new valve guide seals to prevent seep- age of oil into the combustion chambers. Also try changing gaso- line brands. OIL DEPOSITS Symptoms: Oily coating caused by poor oil control. Oil is leaking past worn valve guides or piston rings into the combustion chamber. Causes hard starting, misfiring and hesitation. Recommendation: Correct the mechanical condition with neces- sary repairs and install new plugs. :_-'!' GAP BRIDGING Symptoms: Combustion deposits lodge between the electrodes. Heavy deposits accumulate and bridge the electrode gap. The plug ceases to fire, resulting in a dead cylinder. Recommendation: Locate the faulty plug and remove the deposits from between the electrodes. TOO HOT Symptoms: Blistered, white insu- lator, eroded electrode and absence of deposits. Results in shortened plug life. Recommendation: Check for the correct plug heat range, over- advanced ignition timing, lean fuel mixture, intake manifold vacuum leaks, sticking valves and insuffi- cient engine cooling. PREIGNITION Symptoms: Melted electrodes. Insulators are white, but may be dirty due to misfiring or flying detvris. in the combustion chamber. Can lead to engine damage. Recommendation: Check for the correct plug heat range, over- advanced ignition timing, lean fuel mixture, insufficient engine cooling and lack of lubrication. HIGH SPEED GLAZING Symptoms: Insulator has yellow- ish, glazed appearance. Indicates that combustion chamber temper- atures have risen suddenly during hard acceleration. Normal deposits melt to form a conductive coating. Causes misfiring at high speeds. Recommendation: Install new plugs. Consider using a colder plug if driving habits warrant. it "':"'",,-_ , DETONATION Symptoms: Insulators may be cracked or chipped. Improper gap setting techniques can also result in a fractured insulator tip. Can lead to piston damage. Recommendation: Make sure the fuel anti-knock values meet engine requirements. Use care when set- ting the gaps on new plugs. Avoid lugging the engine. MECHANICAL DAMAGE Symptoms: May be caused by a foreign object in the combustion chamber or the piston striking an incorrect reach (too long) plug. Causes a dead cylinder and could result in piston damage. Recommendation: Repair the mechanical damage. Remove the foreign object from the engine and/ or install the correct reach plug. :.'f".' . - 
/fIside this manual: II Routine maintenance II Tune-up procedures . Engine repair II Cooling and heating II Air conditioning II Fuel and exhaust _Emissions control II Ignition II Brakes .. Suspension and steering II Electrical systems II Wiring diagrams )t:j I Q., 'In ,.... .... or . .. .. 28-12 Chapter 2 Part B S.OL V6 engine 9.51> An exploded view of the distributor drive adapter assembly 12001:( 28 Uib HAnff!rS 9058 To remo... the tflSlributor drive adapter, remove the distributor hofd-down nut(upperorrow).remo\lBthedistributor 5 To replace tha seat on the front preventda.magingt.hepin. and remove the three adapter relaining camshaft, it's a good Idea to replace the 0, 8 If you replaced the front cam seal. rein- bolts (8I'1'OW$) ring between the distributor drive adapter stall the Inner timing belt cover. andthecy!inderhead. Removethedlslrlbutor 9 When you install the sprocket, make (see ChapterS) and the  (see iIIustra- sure the R Of F marl< faces out! The side of tions). Note: "you remove the adapIer, skip the puII<y with the deep recess must face the the following Step3 describing 00-_ seal engine, which means the shallow recess replacement. Pry out the old seal. ins!all a must face out new seal with the adapter 011 the bench, real- 10 Use your sprocket holding tool to tach the adapter. tighten the bafts securely, tighten the boft to the torque in this Chap!er's and Install the dIsI1ibutor. SpeciIications. 6 ff you"re rep1adog a rear seal or you do 11 Installation of the remaining compo.. not want to remove the distributor drive nents is the reverse of removal. adapter, drill a couple of small hofes in the :,:::-c:::. = 10 Rocker.arm and hydraulic valve oil seal with a screwdriver and a claw ham- lash adjusters - ched<, removal, mer (see illustration). Don't nick or scra!cl1 inspection, and installation the camshaft io the process. eat=:: Check 9.6 To extract a _seal, drills described in Section 8 or use a very large RefertollJustraJion 10.1 couple of sma11 holes in the o1d sea1, socket with an inside: diameter large enough 1 Check the hydraulic lash adjusters for _ a pair of _ screws into to dear the nose of the camshaft and care- freepIay by inserIing a smaI wire through the the holes and pry the seal out with a fully drive the seal into place (see iIIustra- air bI_ hole in the rocker arm _lightly screwdriver and a claw hammer lions). Remove the sprocket positioning pin pushing the check ball down (see illustra.- from the nose of the earn. if necessary. to tion). " {.-  10.1 When performing the freepIay test, 9.7a You can press a new seal into place 9.7b As a last resort, you can a1so drive a make sure tne adjusterthat's being tested with a section of pipe and a bolt of the cam seal into place with a hammer and a has the corresponding camshaft lobe _rslze and thread pik:h (don't letthe large socket. but make sure you don't pointing awayfrom the rocker arm camshaft turn as the bolt is tightened) damage the sprocket positioning pin on (closed valve) the end of the camshaft --. ,: ....;1:;.... ....;:. -.....::"';;:."- ";.' l L ,   ::, -»" . - . ' ..ifi!!1 . .. . .,. " .. " : ".' ';;..t.....::>.: :.;;, ./" '..'i'-':.:>fi:'':'' . .,. '-' ;? · Step-by-step procedures Hnked to hundreds of easy-to-followphotos .andillustrations · Complete troubleshooting section helps identify specific problems · Written from hands-l1experiencebased on a vehicle teardown using commonly available tools · Haynes tips give valuable short cuts to make the job easier and eliminate the need for special tools. · Notes, Cautions and Warnings for the home mechanic · Color spark plug diagnosis · Easy to use index , Models covered by this manual: Toyota Corolla models 2003 thru 2008 Does not include information specific to XRS models r_ !i;.J;;!.-.' ..;;.-: ;tJ; :;7it7  I , ,,, ,Haynes- '--k; AI!.Y -l'. -=- @ Visit www.haynes.com fo.r FREE videos, tips and details on our complete Haynes line ABCDEFGHIJKLMNOPQ 799-3178 ISBN-10: 1-56392-807-8 . ISBN-13: 978-1-56392-807-9